commit:     c7c686eed527ebeb538e16d0cd7dbfd48d6ce07f
Author:     Matt Jolly <kangie <AT> gentoo <DOT> org>
AuthorDate: Mon Sep 23 05:26:59 2024 +0000
Commit:     Matt Jolly <kangie <AT> gentoo <DOT> org>
CommitDate: Mon Sep 23 05:27:10 2024 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=c7c686ee

www-client/chromium: add 130.0.6723.6

Signed-off-by: Matt Jolly <kangie <AT> gentoo.org>

 www-client/chromium/Manifest                     |    4 +
 www-client/chromium/chromium-130.0.6723.6.ebuild | 1450 ++++++++++++++++++++++
 2 files changed, 1454 insertions(+)

diff --git a/www-client/chromium/Manifest b/www-client/chromium/Manifest
index 173af50ca482..e4f734f37905 100644
--- a/www-client/chromium/Manifest
+++ b/www-client/chromium/Manifest
@@ -5,8 +5,12 @@ DIST chromium-128.0.6613.137.tar.xz 6724182764 BLAKE2B 
9f4d77b058af1619a4a13beac
 DIST chromium-129-clang.tar.xz 52250752 BLAKE2B 
c7223a1f4a9f52eb631b968ecaea528d19aa14ded23e03e530ad6c46e7e1579a7a010cb347489f1b963013b4f26358be94aeff0f98b5eceb7b1f1e49e8acdfd3
 SHA512 
43681d64d4480e3f69afd3021037af6910e9c64052edefdb72e99b0a85cd94c4a8eb4095188784d7fa7f52fae10a9bd9db53f2bb80e89f709f92af7ce6403976
 DIST chromium-129-rust.tar.xz 152042272 BLAKE2B 
acde4dc9c0fe232d16f07f3e4b719ea762627e234970866e0de56ec3959c4cd0a7b1b09cf5ccecd50efd1cc35dcf224be3b398c1ea19a79731d6db13c94fa7a9
 SHA512 
bef8e56cf73de5cefd5fe0bb9836ef65012406ff3d364d36624d30e7b5cdb2634d17ac9e49a60ccb0ac5dd57cf4311b587c5ff0cec26b2fc6e15274abe0dc85b
 DIST chromium-129.0.6668.58.tar.xz 6658438468 BLAKE2B 
6d643eb8d1a22c86ac84460aabb934330f4f22164eed6219b19d373c83142b7c48ee125ed7290835b8f6ed763bb4b8a01d2c43b74ca125ed1a4ef963459d5f3d
 SHA512 
7aa14484342ebbee9ec9ba7ef0ae8bb9c9431d9c9970df7a566c96292cbdee7033c8d182b2490933f9fa4c3ba76e58475c45133abaed4f2003997c15f0d2e351
+DIST chromium-130-clang.tar.xz 52892060 BLAKE2B 
7d2619ab3762569fb77bce8ff19056caa07b430e3ed830fdc4a6445611771ee30fd5e7c8bf90c994d5cacc57f516974b0c1c6d973cba52aae0d7fc6de0bde26c
 SHA512 
3c1c4c771e6aa3a15395c16e899729b751cb9cecb27b77a11ccaf079b6a913ac2d5176a3c628d2270653f3d6c66f3d136304d9957dbf18b6632b787c6102e784
+DIST chromium-130-rust.tar.xz 115068636 BLAKE2B 
7d2ed89372fce24de7432e62100767e3559c53733446bab003c80cc97d5a38168df0ff662f7e896548fecc9bc919b85b63001eb40e4fa1fbb63fb34545513d67
 SHA512 
9a310a65f61ea455cbcabf58fc4104b8c2a89f1c40f6b45b2105b701255d7f786ec950d76c99f3b8b77d3dd07262cc22cd30a78497a460aad689971129b9970d
+DIST chromium-130.0.6723.6.tar.xz 6587139720 BLAKE2B 
b61b61a09b671bdc8ad03e7862dd7c602b2291ff8114ea58aefca1d5d44b64228a2d61c95fb0981dba09afa2eae629823c7e4cdf31a7cd5add31edd8fb0d1cd0
 SHA512 
c60f0152595fb8317dcd81918f4bee7d5f628a7c3c00c5a47120ab421608516d113dc154ff9f11ea5a6b1477b37a59bfd94eb83a95743a55a9bd5b36e23f07a1
 DIST chromium-patches-128.tar.bz2 5087 BLAKE2B 
b0321fb45390a282afeeeb8fb4d6014d6e6b708e6851235e0897ac77d524160b4d33476aa70532df45d0ccf233fee3b4028cd4d845667dc6a2a46ecebfeb6752
 SHA512 
978908d27dc6fc620209486a9ad7f73babde8710728960f44f2680445276516e59a85c08656af2663d9e197df45874f24a1f19f14a21798fbcf7c5a10bb19371
 DIST chromium-patches-129.tar.bz2 5071 BLAKE2B 
080e1af8b0560a3c5365674e7c8d592310bbd2e273311b775b8112e410d91ccd48f170adbcf77cff566ad32de196217410663ac7b9e7e65544b6730fb1890aca
 SHA512 
0a5bbc07dc9085b07332d5c6dd74940a9d55c4d0677f5603e75763ba54156f43664839d438f350bc86f3efc85aae452476e7f7040e06e60727847b156d1f0ab9
+DIST chromium-patches-130.tar.bz2 5658 BLAKE2B 
a940ee50634beee965bea45f6604b59e8d20a6c99b8e374be3debbd35ae08b34e035649367d171d56ca951a54102648c91d2189ca88a4495b16b1c96534fea46
 SHA512 
9f77eefdc7a65ce5e20a322cd5b17d6bb5ffc2d66fd83d73d5191f8c932f723cb905df8f3d04ed3d5fbab726b7bca38c7b5645cac37f7454eb9a3a2f4ef9a53b
 DIST chromium-ppc64le-gentoo-patches-1.tar.xz 5636 BLAKE2B 
1d898939df023c59285b27bee552470483ea06375d1ee8d6947b89c5927c23cc7bfec6b49f3b376ece931d11a56f8e2a45791e0f92ad61974fc8c34c1082d89c
 SHA512 
8a71cb007e47cda8e5fe5d185729389e65c48bd322c8ee8b3986bee8571427b959628f2666bda646a3f89ae64197c0957d3626845ff03461dbd5dee4c964d07c
 DIST chromium-profiler-0.2.tar 259952640 BLAKE2B 
5e82389fce00b267280d633b26551231c558b80f0c92cd7d60271095a3503365ab673e7a46dc5f74f8a82db1f21262cb24dcc0531d954bab5fb3b175dab3394d
 SHA512 
9fa89a5ab728419683e7495ae676567480987d68a2d589f2aa97bfcbcf123f3c8f97f8bca5f65e5e3f6e41475535add473ded83b9c7a33bb4746a9d05b298a6c
 DIST chromium_128.0.6613.119-1raptor0~deb12u1.debian.tar.xz 8673272 BLAKE2B 
0ae1ead2b8d0ce196d5d16e132194da12d3dde3b43c270f794630c3427d38aaac6c6a289ac64b4748354e9d4d20ae8597076b64a4b7a7e1225c66a9f86e9f7ff
 SHA512 
c896f8f07aa44cd6950375b36fe89fc2780ff9867e01feab71100c8551b22d3c89c5ba9e80cffbad22ff8575d20fc782b70969a51c68384fd8de62a09c4ffdcf

diff --git a/www-client/chromium/chromium-130.0.6723.6.ebuild 
b/www-client/chromium/chromium-130.0.6723.6.ebuild
new file mode 100644
index 000000000000..1f07aceefef6
--- /dev/null
+++ b/www-client/chromium/chromium-130.0.6723.6.ebuild
@@ -0,0 +1,1450 @@
+# Copyright 2009-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# PACKAGING NOTES
+
+# Google roll their bundled Clang every two weeks, and the bundled Rust
+# is rolled regularly and depends on that. While we do our best to build
+# with system Clang, we will eventually hit the point where we need to use
+# the bundled Clang due to the use of prerelease features. We've been lucky
+# enough so far that this hasn't been an issue.
+# We use llvm-utils.eclass directly due to chromium's inherent Googliness.
+
+# GN is bundled with Chromium, but we always use the system version. Remember 
to
+# check for upstream changes to GN and update ebuild (and version below) as 
required.
+
+# For binhost users, if USE=bindist is set, we configure Chromium in a way 
that it is able
+# to use proprietary codecs, and so that ffmpeg is an external component 
(libffmpeg.so),
+# then we remove ffmpeg from the image to ensure that the built package is 
distributable
+# (i.e. we don't owe royalties). A suitable libffmpeg.so is symlinked in its 
place;
+# as a result of this, ffmpeg[chromium] or ffmpeg-chromium must be installed 
on the system.
+
+# For non-binhost builds, we build the bundled ffmpeg and enable proprietary 
codecs because there's
+# no reason not to. Todo: Re-enable USE=system-ffmpeg.
+
+GN_MIN_VER=0.2165
+RUST_MIN_VER=1.78.0
+# chromium-tools/get-chromium-toolchain-strings.sh
+GOOGLE_CLANG_VER=llvmorg-20-init-3847-g69c43468-28
+GOOGLE_RUST_VER=009e73825af0e59ad4fc603562e038b3dbd6593a-2
+
+: ${CHROMIUM_FORCE_GOOGLE_TOOLCHAIN=no}
+
+VIRTUALX_REQUIRED="pgo"
+
+CHROMIUM_LANGS="af am ar bg bn ca cs da de el en-GB es es-419 et fa fi fil fr 
gu he
+       hi hr hu id it ja kn ko lt lv ml mr ms nb nl pl pt-BR pt-PT ro ru sk sl 
sr
+       sv sw ta te th tr uk ur vi zh-CN zh-TW"
+
+# While prerelease llvm is actually used in the google build, until we have a
+# sane way to select 'rust built with this llvm slot' that isn't stable and 
testing
+# subslots we will have to restrict LLVM_COMPAT to stable and testing keywords.
+LLVM_COMPAT=( 17 18 )
+PYTHON_COMPAT=( python3_{11..13} )
+PYTHON_REQ_USE="xml(+)"
+
+inherit check-reqs chromium-2 desktop flag-o-matic llvm-utils ninja-utils 
pax-utils
+inherit python-any-r1 qmake-utils readme.gentoo-r1 systemd toolchain-funcs 
virtualx xdg-utils
+
+DESCRIPTION="Open-source version of Google Chrome web browser"
+HOMEPAGE="https://www.chromium.org/";
+PATCHSET_PPC64="128.0.6613.84-1raptor0~deb12u1"
+PATCH_V="${PV%%\.*}"
+SRC_URI="https://commondatastorage.googleapis.com/chromium-browser-official/${P}.tar.xz
+       system-toolchain? (
+               
https://gitlab.com/Matt.Jolly/chromium-patches/-/archive/${PATCH_V}/chromium-patches-${PATCH_V}.tar.bz2
+       )
+       !system-toolchain? (
+               
https://commondatastorage.googleapis.com/chromium-browser-clang/Linux_x64/clang-${GOOGLE_CLANG_VER}.tar.xz
+                       -> chromium-${PV%%\.*}-clang.tar.xz
+               
https://commondatastorage.googleapis.com/chromium-browser-clang/Linux_x64/rust-toolchain-${GOOGLE_RUST_VER}-${GOOGLE_CLANG_VER%???}.tar.xz
+                       -> chromium-${PV%%\.*}-rust.tar.xz
+       )
+       ppc64? (
+               
https://quickbuild.io/~raptor-engineering-public/+archive/ubuntu/chromium/+files/chromium_${PATCHSET_PPC64}.debian.tar.xz
+               https://deps.gentoo.zip/chromium-ppc64le-gentoo-patches-1.tar.xz
+       )
+       pgo? ( 
https://github.com/elkablo/chromium-profiler/releases/download/v0.2/chromium-profiler-0.2.tar
 )"
+
+LICENSE="BSD"
+SLOT="0/beta"
+KEYWORDS="~amd64 ~arm64"
+IUSE_SYSTEM_LIBS="+system-harfbuzz +system-icu +system-png +system-zstd"
+IUSE="+X ${IUSE_SYSTEM_LIBS} bindist cups debug ffmpeg-chromium gtk4 +hangouts 
headless kerberos +official pax-kernel pgo +proprietary-codecs pulseaudio"
+IUSE+=" qt5 qt6 +screencast selinux +system-toolchain +vaapi +wayland 
+widevine"
+RESTRICT="!bindist? ( bindist )"
+
+REQUIRED_USE="
+       !headless? ( || ( X wayland ) )
+       pgo? ( X !wayland )
+       qt6? ( qt5 )
+       screencast? ( wayland )
+       ffmpeg-chromium? ( bindist proprietary-codecs )
+"
+
+COMMON_X_DEPEND="
+       x11-libs/libXcomposite:=
+       x11-libs/libXcursor:=
+       x11-libs/libXdamage:=
+       x11-libs/libXfixes:=
+       >=x11-libs/libXi-1.6.0:=
+       x11-libs/libXrandr:=
+       x11-libs/libXrender:=
+       x11-libs/libXtst:=
+       x11-libs/libxshmfence:=
+"
+
+COMMON_SNAPSHOT_DEPEND="
+       system-icu? ( >=dev-libs/icu-73.0:= )
+       >=dev-libs/libxml2-2.12.4:=[icu]
+       dev-libs/nspr:=
+       >=dev-libs/nss-3.26:=
+       dev-libs/libxslt:=
+       media-libs/fontconfig:=
+       >=media-libs/freetype-2.11.0-r1:=
+       system-harfbuzz? ( >=media-libs/harfbuzz-3:0=[icu(-)] )
+       media-libs/libjpeg-turbo:=
+       system-png? ( media-libs/libpng:=[-apng(-)] )
+       system-zstd? ( >=app-arch/zstd-1.5.5:= )
+       >=media-libs/libwebp-0.4.0:=
+       media-libs/mesa:=[gbm(+)]
+       >=media-libs/openh264-1.6.0:=
+       sys-libs/zlib:=
+       x11-libs/libdrm:=
+       !headless? (
+               dev-libs/glib:2
+               >=media-libs/alsa-lib-1.0.19:=
+               pulseaudio? ( media-libs/libpulse:= )
+               sys-apps/pciutils:=
+               kerberos? ( virtual/krb5 )
+               vaapi? ( >=media-libs/libva-2.7:=[X?,wayland?] )
+               X? (
+                       x11-base/xorg-proto:=
+                       x11-libs/libX11:=
+                       x11-libs/libxcb:=
+                       x11-libs/libXext:=
+               )
+               x11-libs/libxkbcommon:=
+               wayland? (
+                       dev-libs/libffi:=
+                       dev-libs/wayland:=
+                       screencast? ( media-video/pipewire:= )
+               )
+       )
+"
+
+COMMON_DEPEND="
+       ${COMMON_SNAPSHOT_DEPEND}
+       app-arch/bzip2:=
+       dev-libs/expat:=
+       net-misc/curl[ssl]
+       sys-apps/dbus:=
+       media-libs/flac:=
+       sys-libs/zlib:=[minizip]
+       !headless? (
+               X? ( ${COMMON_X_DEPEND} )
+               >=app-accessibility/at-spi2-core-2.46.0:2
+               media-libs/mesa:=[X?,wayland?]
+               cups? ( >=net-print/cups-1.3.11:= )
+               virtual/udev
+               x11-libs/cairo:=
+               x11-libs/gdk-pixbuf:2
+               x11-libs/pango:=
+               qt5? (
+                       dev-qt/qtcore:5
+                       dev-qt/qtwidgets:5
+               )
+               qt6? ( dev-qt/qtbase:6[gui,widgets] )
+       )
+"
+RDEPEND="${COMMON_DEPEND}
+       !headless? (
+               || (
+                       x11-libs/gtk+:3[X?,wayland?]
+                       gui-libs/gtk:4[X?,wayland?]
+               )
+               qt5? ( dev-qt/qtgui:5[X?,wayland?] )
+               qt6? ( dev-qt/qtbase:6[X?,wayland?] )
+       )
+       virtual/ttf-fonts
+       selinux? ( sec-policy/selinux-chromium )
+       bindist? (
+               !ffmpeg-chromium? ( 
>=media-video/ffmpeg-6.1-r1:0/58.60.60[chromium] )
+               ffmpeg-chromium? ( media-video/ffmpeg-chromium:${PV%%\.*} )
+       )
+"
+DEPEND="${COMMON_DEPEND}
+       !headless? (
+               gtk4? ( gui-libs/gtk:4[X?,wayland?] )
+               !gtk4? ( x11-libs/gtk+:3[X?,wayland?] )
+       )
+"
+
+depend_clang_llvm_version() {
+       echo "sys-devel/clang:$1"
+       echo "sys-devel/llvm:$1"
+       echo "=sys-devel/lld-$1*"
+       echo "virtual/rust:0/llvm-${1}[profiler(-)]"
+       echo "pgo? ( sys-libs/compiler-rt-sanitizers:${1}[profile] )"
+}
+
+# Parse LLVM_COMPAT and generate a usedep for each version
+depend_clang_llvm_versions() {
+       if [[ ${#LLVM_COMPAT[@]} -eq 0 ]]; then
+               depend_clang_llvm_version ${#LLVM_COMPAT[0]}
+       else
+               echo "|| ("
+               for (( i=${#LLVM_COMPAT[@]}-1 ; i>=0 ; i-- )); do
+                       echo "("
+                       depend_clang_llvm_version ${LLVM_COMPAT[i]}
+                       echo ")"
+               done
+               echo ")"
+       fi
+}
+
+BDEPEND="
+       ${COMMON_SNAPSHOT_DEPEND}
+       ${PYTHON_DEPS}
+       $(python_gen_any_dep '
+               dev-python/setuptools[${PYTHON_USEDEP}]
+       ')
+       >=app-arch/gzip-1.7
+       !headless? (
+               qt5? ( dev-qt/qtcore:5 )
+               qt6? ( dev-qt/qtbase:6 )
+       )
+       system-toolchain? (
+               $(depend_clang_llvm_versions)
+               pgo? (
+                       >=dev-python/selenium-3.141.0
+                       >=dev-util/web_page_replay_go-20220314
+               )
+               >=dev-util/bindgen-0.68.0
+       )
+       >=dev-build/gn-${GN_MIN_VER}
+       dev-build/ninja
+       dev-lang/perl
+       >=dev-util/gperf-3.0.3
+       dev-vcs/git
+       >=net-libs/nodejs-7.6.0[inspector]
+       >=sys-devel/bison-2.4.3
+       sys-devel/flex
+       virtual/pkgconfig
+"
+
+if ! has chromium_pkg_die ${EBUILD_DEATH_HOOKS}; then
+       EBUILD_DEATH_HOOKS+=" chromium_pkg_die";
+fi
+
+DISABLE_AUTOFORMATTING="yes"
+DOC_CONTENTS="
+Some web pages may require additional fonts to display properly.
+Try installing some of the following packages if some characters
+are not displayed properly:
+- media-fonts/arphicfonts
+- media-fonts/droid
+- media-fonts/ipamonafont
+- media-fonts/noto
+- media-fonts/ja-ipafonts
+- media-fonts/takao-fonts
+- media-fonts/wqy-microhei
+- media-fonts/wqy-zenhei
+
+To fix broken icons on the Downloads page, you should install an icon
+theme that covers the appropriate MIME types, and configure this as your
+GTK+ icon theme.
+
+For native file dialogs in KDE, install kde-apps/kdialog.
+
+To make password storage work with your desktop environment you may
+have install one of the supported credentials management applications:
+- app-crypt/libsecret (GNOME)
+- kde-frameworks/kwallet (KDE)
+If you have one of above packages installed, but don't want to use
+them in Chromium, then add --password-store=basic to CHROMIUM_FLAGS
+in /etc/chromium/default.
+"
+
+python_check_deps() {
+       python_has_version "dev-python/setuptools[${PYTHON_USEDEP}]"
+}
+
+pre_build_checks() {
+       # Check build requirements: bugs #471810, #541816, #914220
+       # We're going to start doing maths here on the size of an unpacked 
source tarball,
+       # this should make updates easier as chromium continues to balloon in 
size.
+       local BASE_DISK=24
+       local EXTRA_DISK=1
+       local CHECKREQS_MEMORY="4G"
+       tc-is-cross-compiler && EXTRA_DISK=2
+       if tc-is-lto || use pgo; then
+               CHECKREQS_MEMORY="9G"
+               tc-is-cross-compiler && EXTRA_DISK=4
+               use pgo && EXTRA_DISK=8
+       fi
+       if is-flagq '-g?(gdb)?([1-9])'; then
+               if use custom-cflags; then
+                       EXTRA_DISK=13
+               fi
+               CHECKREQS_MEMORY="16G"
+       fi
+       CHECKREQS_DISK_BUILD="$((BASE_DISK + EXTRA_DISK))G"
+       check-reqs_${EBUILD_PHASE_FUNC}
+}
+
+pkg_pretend() {
+       if [[ ${MERGE_TYPE} != binary ]]; then
+               # The pre_build_checks are all about compilation resources, no 
need to run it for a binpkg
+               pre_build_checks
+       fi
+
+       if use headless; then
+               local headless_unused_flags=("cups" "kerberos" "pulseaudio" 
"qt5" "qt6" "vaapi" "wayland")
+               for myiuse in ${headless_unused_flags[@]}; do
+                       use ${myiuse} && ewarn "Ignoring USE=${myiuse}, 
USE=headless is set."
+               done
+       fi
+
+       if ! use bindist && use ffmpeg-chromium; then
+               ewarn "Ignoring USE=ffmpeg-chromium, USE=bindist is not set."
+       fi
+}
+
+# Chromium should build with any version of clang that we support
+# but we may need to pick the "best" one for a build (highest installed,
+# rust is built against it, etc.)
+# Check each slot in LLVM_COMPAT to see if clang/llvm/lld are available
+# and output the _highest_ slot that is actually available on a system.
+chromium_pick_llvm_slot() {
+       # LLVM_COMPAT is always going to be oldest to newest (or one value)
+       # let's flip it and check from newest to oldest and return the first 
one we find.
+       local slot
+       for (( i=${#LLVM_COMPAT[@]}-1 ; i>=0 ; i-- )); do
+               slot=${LLVM_COMPAT[i]}
+               if has_version "sys-devel/clang:${slot}" && \
+                       has_version "sys-devel/llvm:${slot}" && \
+                       has_version "sys-devel/lld:${slot}" && \
+                       has_version "virtual/rust:0/llvm-${slot}" && \
+                       ( ! use pgo || has_version 
"sys-libs/compiler-rt-sanitizers:${slot}" ) ; then
+
+                       echo "${slot}"
+                       return
+               fi
+       done
+
+       die_msg="
+No suitable clang/llvm/lld slot found.
+Slots checked: ${LLVM_COMPAT[*]}.
+"
+       die "${die_msg}"
+}
+
+# We need the rust version in src_configure and pkg_setup
+chromium_extract_rust_version() {
+       [[ ${MERGE_TYPE} == binary ]] && return
+       local rustc_version=( $(eselect --brief rust show 2>/dev/null) )
+       rustc_version=${rustc_version[0]#rust-bin-}
+       rustc_version=${rustc_version#rust-}
+
+       [[ -z "${rustc_version}" ]] && die "Failed to determine rust version, 
check 'eselect rust' output"
+
+       echo $rustc_version
+}
+
+pkg_setup() {
+       if [[ ${MERGE_TYPE} != binary ]]; then
+               # The pre_build_checks are all about compilation resources, no 
need to run it for a binpkg
+               pre_build_checks
+
+               if use system-toolchain; then
+                       # The linux:unbundle toolchain in GN grabs CC, CXX, CPP 
(etc) from the environment
+                       # We'll set these to clang here then use llvm-utils 
functions to very explicitly set these
+                       # to a sane value.
+                       # This is effectively the 'force-clang' path if GCC 
support is re-added.
+                       # TODO: check if the user has already selected a 
specific impl via make.conf and respect that.
+                       if ! tc-is-lto && use official; then
+                               einfo "USE=official selected and LTO not 
detected."
+                               einfo "It is _highly_ recommended that LTO be 
enabled for performance reasons"
+                               einfo "and to be consistent with the upstream 
\"official\" build optimisations."
+                       fi
+
+                       # 936858
+                       if tc-ld-is-mold; then
+                               eerror "Your toolchain is using the mold 
linker."
+                               eerror "This is not supported by Chromium."
+                               die "Please switch to a different linker."
+                       fi
+
+                       LLVM_SLOT=$(chromium_pick_llvm_slot)
+                       export LLVM_SLOT # used in src_configure for rust-y 
business
+                       AR=llvm-ar
+                       CPP="${CHOST}-clang++ -E"
+                       NM=llvm-nm
+                       CC=${CHOST}-clang
+                       CXX=${CHOST}-clang++
+
+                       if tc-is-cross-compiler; then
+                               use pgo && die "The pgo USE flag cannot be used 
when cross-compiling"
+                               CPP="${CBUILD}-clang++ -E"
+                       fi
+
+                       # The llvm-r1_pkg_setup we have at home.
+                       # We prepend the path _first_ to explicitly use the 
selected slot.
+                       llvm_prepend_path "${LLVM_SLOT}"
+
+                       llvm_fix_clang_version CC CPP CXX
+                       llvm_fix_tool_path ADDR2LINE AR AS LD NM OBJCOPY 
OBJDUMP RANLIB
+                       llvm_fix_tool_path READELF STRINGS STRIP
+
+                       # Set LLVM_CONFIG to help Meson (bug #907965) but only 
do it
+                       # for empty ESYSROOT (as a proxy for "are we 
cross-compiling?").
+                       if [[ -z ${ESYSROOT} ]] ; then
+                               llvm_fix_tool_path LLVM_CONFIG
+                       fi
+
+                       einfo "Using LLVM/Clang slot ${LLVM_SLOT} to build"
+
+                       local rustc_ver=$(chromium_extract_rust_version)
+                       if ver_test "${rustc_ver}" -lt "${RUST_MIN_VER}"; then
+                                       eerror "Rust >=${RUST_MIN_VER} is 
required"
+                                       eerror "Please run 'eselect rust' and 
select the correct rust version"
+                                       die "Selected rust version is too old"
+                       else
+                                       einfo "Using rust ${rustc_ver} to build"
+                       fi
+
+               fi
+               # Users should never hit this, it's purely a development 
convenience
+               if ver_test $(gn --version || die) -lt ${GN_MIN_VER}; then
+                       die "dev-build/gn >= ${GN_MIN_VER} is required to build 
this Chromium"
+               fi
+       fi
+
+       chromium_suid_sandbox_check_kernel_config
+}
+
+src_unpack() {
+       # In 126 Chromium upstream decided to change the way that the rust 
toolchain is packaged
+       # so now we get a fancy src_unpack function to ensure that we don't 
accidentally unpack
+       # one toolchain over the other. The addtional control over over 
unpacking also helps us
+       # ensure that GN doesn't try and use some bundled tool (like bindgen) 
instead of the system
+       # package by just not unpacking it unless we're using the bundled 
toolchain.
+       unpack ${P}.tar.xz
+       if use system-toolchain; then
+               unpack chromium-patches-${PATCH_V}.tar.bz2
+       else
+               unpack chromium-${PV%%\.*}-clang.tar.xz
+               local rust_dir="${WORKDIR}/rust-toolchain"
+               mkdir -p ${rust_dir} || die "Failed to create rust toolchain 
directory"
+               tar xf "${DISTDIR}/chromium-${PV%%\.*}-rust.tar.xz" -C 
${rust_dir} || die "Failed to unpack rust toolchain"
+       fi
+
+       use pgo && unpack chromium-profiler-0.2.tar
+
+       if use ppc64; then
+               unpack chromium_${PATCHSET_PPC64}.debian.tar.xz
+               unpack chromium-ppc64le-gentoo-patches-1.tar.xz
+       fi
+}
+
+src_prepare() {
+       # Calling this here supports resumption via FEATURES=keepwork
+       python_setup
+
+       # disable global media controls, crashes with libstdc++
+       sed -i -e \
+               
"/\"GlobalMediaControlsCastStartStop\"/,+4{s/ENABLED/DISABLED/;}" \
+               "chrome/browser/media/router/media_router_feature.cc"
+
+       local PATCHES=(
+               "${FILESDIR}/chromium-cross-compile.patch"
+               "${FILESDIR}/chromium-109-system-zlib.patch"
+               "${FILESDIR}/chromium-111-InkDropHost-crash.patch"
+               "${FILESDIR}/chromium-126-oauth2-client-switches.patch"
+               "${FILESDIR}/chromium-127-bindgen-custom-toolchain.patch"
+       )
+
+       if use system-toolchain; then
+               # The patchset is really only required if we're using the 
system-toolchain
+               PATCHES+=( "${WORKDIR}/chromium-patches-${PATCH_V}" )
+               # We can't use the bundled compiler builtins with the system 
toolchain
+               # `grep` is a development convenience to ensure we fail early 
when google changes something.
+               local builtins_match="if (is_clang && !is_nacl && 
!is_cronet_build) {"
+               grep -q "${builtins_match}" build/config/compiler/BUILD.gn || 
die "Failed to disable bundled compiler builtins"
+               sed -i -e "/${builtins_match}/,+2d" 
build/config/compiler/BUILD.gn
+
+       else
+               mkdir -p third_party/llvm-build/Release+Asserts || die "Failed 
to bundle llvm"
+               ln -s "${WORKDIR}"/bin 
third_party/llvm-build/Release+Asserts/bin || die "Failed to symlink llvm bin"
+               ln -s "${WORKDIR}"/lib 
third_party/llvm-build/Release+Asserts/lib || die "Failed to symlink llvm lib"
+               echo "${GOOGLE_CLANG_VER}" > 
third_party/llvm-build/Release+Asserts/cr_build_revision || \
+                       die "Failed to set clang version"
+               ln -s "${WORKDIR}"/rust-toolchain third_party/rust-toolchain || 
die "Failed to bundle rust"
+               cp "${WORKDIR}"/rust-toolchain/VERSION \
+                       "${WORKDIR}"/rust-toolchain/INSTALLED_VERSION || die 
"Failed to set rust version"
+       fi
+
+       if use ppc64 ; then
+               local p
+               for p in $(grep -v "^#" "${WORKDIR}"/debian/patches/series | 
grep "^ppc64le" || die); do
+                       if [[ ! $p =~ "fix-breakpad-compile.patch" ]]; then
+                               eapply "${WORKDIR}/debian/patches/${p}"
+                       fi
+               done
+               PATCHES+=( "${WORKDIR}/ppc64le" )
+               PATCHES+=( 
"${WORKDIR}/debian/patches/fixes/rust-clanglib.patch" )
+       fi
+
+       default
+
+       rm third_party/node/linux/node-linux-x64/bin/node || die
+       ln -s "${EPREFIX}"/usr/bin/node 
third_party/node/linux/node-linux-x64/bin/node || die
+
+       # adjust python interpreter version
+       sed -i -e "s|\(^script_executable = \).*|\1\"${EPYTHON}\"|g" .gn || die
+
+       local keeplibs=(
+               base/third_party/cityhash
+               base/third_party/double_conversion
+               base/third_party/icu
+               base/third_party/nspr
+               base/third_party/superfasthash
+               base/third_party/symbolize
+               base/third_party/xdg_user_dirs
+               buildtools/third_party/libc++
+               buildtools/third_party/libc++abi
+               chrome/third_party/mozilla_security_manager
+               net/third_party/mozilla_security_manager
+               net/third_party/nss
+               net/third_party/quic
+               net/third_party/uri_template
+               third_party/abseil-cpp
+               third_party/angle
+               third_party/angle/src/common/third_party/xxhash
+               third_party/angle/src/third_party/ceval
+               third_party/angle/src/third_party/libXNVCtrl
+               third_party/angle/src/third_party/volk
+               third_party/anonymous_tokens
+               third_party/apple_apsl
+               third_party/axe-core
+               third_party/bidimapper
+               third_party/blink
+               third_party/boringssl
+               third_party/boringssl/src/third_party/fiat
+               third_party/breakpad
+               third_party/breakpad/breakpad/src/third_party/curl
+               third_party/brotli
+               third_party/catapult
+               third_party/catapult/common/py_vulcanize/third_party/rcssmin
+               third_party/catapult/common/py_vulcanize/third_party/rjsmin
+               third_party/catapult/third_party/beautifulsoup4-4.9.3
+               third_party/catapult/third_party/html5lib-1.1
+               third_party/catapult/third_party/polymer
+               third_party/catapult/third_party/six
+               third_party/catapult/tracing/third_party/d3
+               third_party/catapult/tracing/third_party/gl-matrix
+               third_party/catapult/tracing/third_party/jpeg-js
+               third_party/catapult/tracing/third_party/jszip
+               third_party/catapult/tracing/third_party/mannwhitneyu
+               third_party/catapult/tracing/third_party/oboe
+               third_party/catapult/tracing/third_party/pako
+               third_party/ced
+               third_party/cld_3
+               third_party/closure_compiler
+               third_party/content_analysis_sdk
+               third_party/cpuinfo
+               third_party/crabbyavif
+               third_party/crashpad
+               third_party/crashpad/crashpad/third_party/lss
+               third_party/crashpad/crashpad/third_party/zlib
+               third_party/crc32c
+               third_party/cros_system_api
+               third_party/d3
+               third_party/dav1d
+               third_party/dawn
+               third_party/dawn/third_party/gn/webgpu-cts
+               third_party/dawn/third_party/khronos
+               third_party/depot_tools
+               third_party/devscripts
+               third_party/devtools-frontend
+               third_party/devtools-frontend/src/front_end/third_party/acorn
+               
third_party/devtools-frontend/src/front_end/third_party/additional_readme_paths.json
+               third_party/devtools-frontend/src/front_end/third_party/axe-core
+               third_party/devtools-frontend/src/front_end/third_party/chromium
+               
third_party/devtools-frontend/src/front_end/third_party/codemirror
+               
third_party/devtools-frontend/src/front_end/third_party/csp_evaluator
+               third_party/devtools-frontend/src/front_end/third_party/diff
+               third_party/devtools-frontend/src/front_end/third_party/i18n
+               
third_party/devtools-frontend/src/front_end/third_party/intl-messageformat
+               
third_party/devtools-frontend/src/front_end/third_party/lighthouse
+               third_party/devtools-frontend/src/front_end/third_party/lit
+               
third_party/devtools-frontend/src/front_end/third_party/lodash-isequal
+               third_party/devtools-frontend/src/front_end/third_party/marked
+               
third_party/devtools-frontend/src/front_end/third_party/puppeteer
+               
third_party/devtools-frontend/src/front_end/third_party/puppeteer/package/lib/esm/third_party/mitt
+               
third_party/devtools-frontend/src/front_end/third_party/puppeteer/package/lib/esm/third_party/parsel-js
+               
third_party/devtools-frontend/src/front_end/third_party/puppeteer/package/lib/esm/third_party/rxjs
+               
third_party/devtools-frontend/src/front_end/third_party/third-party-web
+               
third_party/devtools-frontend/src/front_end/third_party/vscode.web-custom-data
+               
third_party/devtools-frontend/src/front_end/third_party/wasmparser
+               
third_party/devtools-frontend/src/front_end/third_party/web-vitals
+               third_party/devtools-frontend/src/third_party
+               third_party/distributed_point_functions
+               third_party/dom_distiller_js
+               third_party/eigen3
+               third_party/emoji-segmenter
+               third_party/farmhash
+               third_party/fast_float
+               third_party/fdlibm
+               third_party/ffmpeg
+               third_party/fft2d
+               third_party/flatbuffers
+               third_party/fp16
+               third_party/freetype
+               third_party/fusejs
+               third_party/fxdiv
+               third_party/gemmlowp
+               third_party/google_input_tools
+               third_party/google_input_tools/third_party/closure_library
+               
third_party/google_input_tools/third_party/closure_library/third_party/closure
+               third_party/googletest
+               third_party/highway
+               third_party/hunspell
+               third_party/iccjpeg
+               third_party/inspector_protocol
+               third_party/ipcz
+               third_party/jinja2
+               third_party/jsoncpp
+               third_party/jstemplate
+               third_party/khronos
+               third_party/lens_server_proto
+               third_party/leveldatabase
+               third_party/libaddressinput
+               third_party/libaom
+               third_party/libaom/source/libaom/third_party/fastfeat
+               third_party/libaom/source/libaom/third_party/SVT-AV1
+               third_party/libaom/source/libaom/third_party/vector
+               third_party/libaom/source/libaom/third_party/x86inc
+               third_party/libavif
+               third_party/libc++
+               third_party/libevent
+               third_party/libgav1
+               third_party/libjingle
+               third_party/libphonenumber
+               third_party/libsecret
+               third_party/libsrtp
+               third_party/libsync
+               third_party/liburlpattern
+               third_party/libva_protected_content
+               third_party/libvpx
+               third_party/libvpx/source/libvpx/third_party/x86inc
+               third_party/libwebm
+               third_party/libx11
+               third_party/libxcb-keysyms
+               third_party/libxml/chromium
+               third_party/libyuv
+               third_party/libzip
+               third_party/lit
+               third_party/lottie
+               third_party/lss
+               third_party/lzma_sdk
+               third_party/mako
+               third_party/markupsafe
+               third_party/material_color_utilities
+               third_party/mesa
+               third_party/metrics_proto
+               third_party/minigbm
+               third_party/modp_b64
+               third_party/nasm
+               third_party/nearby
+               third_party/neon_2_sse
+               third_party/node
+               third_party/omnibox_proto
+               third_party/one_euro_filter
+               third_party/openscreen
+               third_party/openscreen/src/third_party/
+               third_party/openscreen/src/third_party/tinycbor/src/src
+               third_party/opus
+               third_party/ots
+               third_party/pdfium
+               third_party/pdfium/third_party/agg23
+               third_party/pdfium/third_party/bigint
+               third_party/pdfium/third_party/freetype
+               third_party/pdfium/third_party/lcms
+               third_party/pdfium/third_party/libopenjpeg
+               third_party/pdfium/third_party/libtiff
+               third_party/perfetto
+               third_party/perfetto/protos/third_party/chromium
+               third_party/perfetto/protos/third_party/simpleperf
+               third_party/pffft
+               third_party/ply
+               third_party/polymer
+               third_party/private_membership
+               third_party/private-join-and-compute
+               third_party/protobuf
+               third_party/pthreadpool
+               third_party/puffin
+               third_party/pyjson5
+               third_party/pyyaml
+               third_party/qcms
+               third_party/rapidhash
+               third_party/re2
+               third_party/rnnoise
+               third_party/rust
+               third_party/ruy
+               third_party/s2cellid
+               third_party/securemessage
+               third_party/selenium-atoms
+               third_party/sentencepiece
+               third_party/sentencepiece/src/third_party/darts_clone
+               third_party/shell-encryption
+               third_party/simplejson
+               third_party/six
+               third_party/skia
+               third_party/skia/include/third_party/vulkan
+               third_party/skia/third_party/vulkan
+               third_party/smhasher
+               third_party/snappy
+               third_party/spirv-headers
+               third_party/spirv-tools
+               third_party/sqlite
+               third_party/swiftshader
+               third_party/swiftshader/third_party/astc-encoder
+               third_party/swiftshader/third_party/llvm-subzero
+               third_party/swiftshader/third_party/marl
+               third_party/swiftshader/third_party/SPIRV-Headers/include/spirv
+               third_party/swiftshader/third_party/SPIRV-Tools
+               third_party/swiftshader/third_party/subzero
+               third_party/tensorflow_models
+               third_party/tensorflow-text
+               third_party/tflite
+               third_party/tflite/src/third_party/eigen3
+               third_party/tflite/src/third_party/fft2d
+               third_party/tflite/src/third_party/xla/third_party/tsl
+               third_party/tflite/src/third_party/xla/xla/tsl/util
+               third_party/tflite/src/third_party/xla/xla/tsl/framework
+               third_party/ukey2
+               third_party/unrar
+               third_party/utf
+               third_party/vulkan
+               third_party/wayland
+               third_party/webdriver
+               third_party/webgpu-cts
+               third_party/webrtc
+               third_party/webrtc/common_audio/third_party/ooura
+               third_party/webrtc/common_audio/third_party/spl_sqrt_floor
+               third_party/webrtc/modules/third_party/fft
+               third_party/webrtc/modules/third_party/g711
+               third_party/webrtc/modules/third_party/g722
+               third_party/webrtc/rtc_base/third_party/base64
+               third_party/webrtc/rtc_base/third_party/sigslot
+               third_party/widevine
+               third_party/woff2
+               third_party/wuffs
+               third_party/x11proto
+               third_party/xcbproto
+               third_party/xnnpack
+               third_party/zlib/google
+               third_party/zxcvbn-cpp
+               url/third_party/mozilla
+               v8/src/third_party/siphash
+               v8/src/third_party/utf8-decoder
+               v8/src/third_party/valgrind
+               v8/third_party/glibc
+               v8/third_party/inspector_protocol
+               v8/third_party/v8
+
+               # gyp -> gn leftovers
+               third_party/speech-dispatcher
+               third_party/usb_ids
+               third_party/xdg-utils
+       )
+
+       # USE=system-*
+       if ! use system-harfbuzz; then
+               keeplibs+=( third_party/harfbuzz-ng )
+       fi
+
+       if ! use system-icu; then
+               keeplibs+=( third_party/icu )
+       fi
+
+       if ! use system-png; then
+               keeplibs+=( third_party/libpng )
+       fi
+
+       if ! use system-zstd; then
+               keeplibs+=( third_party/zstd )
+       fi
+
+       if ! use system-toolchain || [[ ${CHROMIUM_FORCE_GOOGLE_TOOLCHAIN} == 
yes ]]; then
+                       keeplibs+=( third_party/llvm )
+       fi
+
+       # Arch-specific
+       if use arm64 || use ppc64 ; then
+               keeplibs+=( third_party/swiftshader/third_party/llvm-10.0 )
+       fi
+       # we need to generate ppc64 stuff because upstream does not ship it yet
+       # it has to be done before unbundling.
+       if use ppc64; then
+               pushd third_party/libvpx >/dev/null || die
+               mkdir -p source/config/linux/ppc64 || die
+               # requires git and clang, bug #832803
+               # Revert 
https://chromium.googlesource.com/chromium/src/+/b463d0f40b08b4e896e7f458d89ae58ce2a27165%5E%21/third_party/libvpx/generate_gni.sh
+               # and 
https://chromium.googlesource.com/chromium/src/+/71ebcbce867dd31da5f8b405a28fcb0de0657d91%5E%21/third_party/libvpx/generate_gni.sh
+               # since we're not in a git repo
+               sed -i -e "s|^update_readme||g; 
s|clang-format|${EPREFIX}/bin/true|g; /^git -C/d; /git cl/d; /cd 
\$BASE_DIR\/\$LIBVPX_SRC_DIR/ign format --in-place \$BASE_DIR\/BUILD.gn\ngn 
format --in-place \$BASE_DIR\/libvpx_srcs.gni" \
+                       generate_gni.sh || die
+               ./generate_gni.sh || die
+               popd >/dev/null || die
+
+               pushd third_party/ffmpeg >/dev/null || die
+               cp libavcodec/ppc/h264dsp.c libavcodec/ppc/h264dsp_ppc.c || die
+               cp libavcodec/ppc/h264qpel.c libavcodec/ppc/h264qpel_ppc.c || 
die
+               popd >/dev/null || die
+       fi
+
+       einfo "Unbundling third-party libraries ..."
+       # Remove most bundled libraries. Some are still needed.
+       build/linux/unbundle/remove_bundled_libraries.py "${keeplibs[@]}" 
--do-remove || die
+
+       # bundled eu-strip is for amd64 only and we don't want to pre-stripped 
binaries
+       mkdir -p buildtools/third_party/eu-strip/bin || die
+       ln -s "${EPREFIX}"/bin/true 
buildtools/third_party/eu-strip/bin/eu-strip || die
+}
+
+chromium_configure() {
+       # Calling this here supports resumption via FEATURES=keepwork
+       python_setup
+
+       local myconf_gn=""
+
+       # We already forced the "correct" clang via pkg_setup
+       if use system-toolchain; then
+               if tc-is-cross-compiler; then
+                       CC="${CC} -target ${CHOST} --sysroot ${ESYSROOT}"
+                       CXX="${CXX} -target ${CHOST} --sysroot ${ESYSROOT}"
+                       BUILD_AR=${AR}
+                       BUILD_CC=${CC}
+                       BUILD_CXX=${CXX}
+                       BUILD_NM=${NM}
+               fi
+
+               strip-unsupported-flags
+
+               myconf_gn+=" is_clang=true clang_use_chrome_plugins=false"
+               # https://bugs.gentoo.org/918897#c32
+               append-ldflags -Wl,--undefined-version
+               myconf_gn+=" use_lld=true"
+
+               # Make sure the build system will use the right tools, bug 
#340795.
+               tc-export AR CC CXX NM
+
+               myconf_gn+=" 
custom_toolchain=\"//build/toolchain/linux/unbundle:default\""
+
+               if tc-is-cross-compiler; then
+                       tc-export BUILD_{AR,CC,CXX,NM}
+                       myconf_gn+=" 
host_toolchain=\"//build/toolchain/linux/unbundle:host\""
+                       myconf_gn+=" 
v8_snapshot_toolchain=\"//build/toolchain/linux/unbundle:host\""
+                       myconf_gn+=" pkg_config=\"$(tc-getPKG_CONFIG)\""
+                       myconf_gn+=" 
host_pkg_config=\"$(tc-getBUILD_PKG_CONFIG)\""
+
+                       # setup cups-config, build system only uses --libs 
option
+                       if use cups; then
+                               mkdir "${T}/cups-config" || die
+                               cp "${ESYSROOT}/usr/bin/${CHOST}-cups-config" 
"${T}/cups-config/cups-config" || die
+                               export PATH="${PATH}:${T}/cups-config"
+                       fi
+
+                       # Don't inherit PKG_CONFIG_PATH from environment
+                       local -x PKG_CONFIG_PATH=
+               else
+                       myconf_gn+=" 
host_toolchain=\"//build/toolchain/linux/unbundle:default\""
+               fi
+
+               # bindgen settings
+               # From 127, to make bindgen work, we need to provide a location 
for libclang.
+               # We patch this in for gentoo - see 
chromium-*-bindgen-custom-toolchain.patch
+               # rust_bindgen_root = directory with `bin/bindgen` beneath it.
+               myconf_gn+=" rust_bindgen_root=\"${EPREFIX}/usr/\""
+
+               # from get_llvm_prefix
+               local prefix=${ESYSROOT}
+               [[ ${1} == -b ]] && prefix=${BROOT}
+               myconf_gn+=" 
bindgen_libclang_path=\"${prefix}/usr/lib/llvm/${LLVM_SLOT}/$(get_libdir)\""
+               # We don't need to set 'clang_base_bath' for anything in our 
build
+               # and it defaults to the google toolchain location. Instead 
provide a location
+               # to where system clang lives sot that bindgen can find system 
headers (e.g. stddef.h)
+               myconf_gn+=" 
clang_base_path=\"${EPREFIX}/usr/lib/clang/${LLVM_SLOT}/\""
+
+               # We need to provide this to GN in both the path to rust _and_ 
the version
+               local rustc_ver=$(chromium_extract_rust_version)
+               if [[ "$(eselect --brief rust show 2>/dev/null)" == *"bin"* ]]; 
then
+                               myconf_gn+=" 
rust_sysroot_absolute=\"${EPREFIX}/opt/rust-bin-${rustc_ver}/\""
+               else
+                               myconf_gn+=" 
rust_sysroot_absolute=\"${EPREFIX}/usr/lib/rust/${rustc_ver}/\""
+               fi
+               myconf_gn+=" rustc_version=\"${rustc_ver}\""
+       fi
+
+       # GN needs explicit config for Debug/Release as opposed to inferring it 
from build directory.
+       myconf_gn+=" is_debug=false"
+
+       # enable DCHECK with USE=debug only, increases chrome binary size by 
30%, bug #811138.
+       # DCHECK is fatal by default, make it configurable at runtime, #bug 
807881.
+       myconf_gn+=" dcheck_always_on=$(usex debug true false)"
+       myconf_gn+=" dcheck_is_configurable=$(usex debug true false)"
+
+       # Component build isn't generally intended for use by end users. It's 
mostly useful
+       # for development and debugging.
+       myconf_gn+=" is_component_build=false"
+
+       # Disable nacl, we can't build without pnacl (http://crbug.com/269560).
+       myconf_gn+=" enable_nacl=false"
+
+       # Use system-provided libraries.
+       # TODO: freetype -- remove sources 
(https://bugs.chromium.org/p/pdfium/issues/detail?id=733).
+       # TODO: use_system_hunspell (upstream changes needed).
+       # TODO: use_system_protobuf (bug #525560).
+       # TODO: use_system_sqlite (http://crbug.com/22208).
+
+       # libevent: https://bugs.gentoo.org/593458
+       local gn_system_libraries=(
+               flac
+               fontconfig
+               freetype
+               # Need harfbuzz_from_pkgconfig target
+               #harfbuzz-ng
+               libdrm
+               libjpeg
+               libwebp
+               libxml
+               libxslt
+               openh264
+               zlib
+       )
+       if use system-icu; then
+               gn_system_libraries+=( icu )
+       fi
+       if use system-png; then
+               gn_system_libraries+=( libpng )
+       fi
+       if use system-zstd; then
+               gn_system_libraries+=( zstd )
+       fi
+
+       build/linux/unbundle/replace_gn_files.py --system-libraries 
"${gn_system_libraries[@]}" || die
+
+       # See dependency logic in third_party/BUILD.gn
+       myconf_gn+=" use_system_harfbuzz=$(usex system-harfbuzz true false)"
+
+       # Optional dependencies.
+       myconf_gn+=" enable_hangout_services_extension=$(usex hangouts true 
false)"
+       myconf_gn+=" enable_widevine=$(usex widevine true false)"
+
+       if use headless; then
+               myconf_gn+=" use_cups=false"
+               myconf_gn+=" use_kerberos=false"
+               myconf_gn+=" use_pulseaudio=false"
+               myconf_gn+=" use_vaapi=false"
+               myconf_gn+=" rtc_use_pipewire=false"
+       else
+               myconf_gn+=" use_cups=$(usex cups true false)"
+               myconf_gn+=" use_kerberos=$(usex kerberos true false)"
+               myconf_gn+=" use_pulseaudio=$(usex pulseaudio true false)"
+               myconf_gn+=" use_vaapi=$(usex vaapi true false)"
+               myconf_gn+=" rtc_use_pipewire=$(usex screencast true false)"
+               myconf_gn+=" gtk_version=$(usex gtk4 4 3)"
+       fi
+
+       # Allows distributions to link pulseaudio directly (DT_NEEDED) instead 
of
+       # using dlopen. This helps with automated detection of ABI mismatches 
and
+       # prevents silent errors.
+       if use pulseaudio; then
+               myconf_gn+=" link_pulseaudio=true"
+       fi
+
+       # Non-developer builds of Chromium (for example, non-Chrome browsers, or
+       # Chromium builds provided by Linux distros) should disable the testing 
config
+       myconf_gn+=" disable_fieldtrial_testing_config=true"
+
+       # The sysroot is the oldest debian image that chromium supports, we 
don't need it
+       myconf_gn+=" use_sysroot=false"
+
+       # Use in-tree libc++ (buildtools/third_party/libc++ and 
buildtools/third_party/libc++abi)
+       # instead of the system C++ library for C++ standard library support.
+       # default: true, but let's be explicit (forced since 120 ; USE removed 
127).
+       myconf_gn+=" use_custom_libcxx=true"
+
+       # Disable pseudolocales, only used for testing
+       myconf_gn+=" enable_pseudolocales=false"
+
+       # Disable code formating of generated files
+       myconf_gn+=" blink_enable_generated_code_formatting=false"
+
+       if use bindist ; then
+               # proprietary_codecs just forces Chromium to say that it can 
use h264/aac,
+               # the work is still done by ffmpeg. If this is set to no 
Chromium
+               # won't be able to load the codec even if the library can 
handle it
+               myconf_gn+=" proprietary_codecs=true"
+               myconf_gn+=" ffmpeg_branding=\"Chrome\""
+               # build ffmpeg as an external component (libffmpeg.so) that we 
can remove / substitute
+               myconf_gn+=" is_component_ffmpeg=true"
+       else
+               ffmpeg_branding="$(usex proprietary-codecs Chrome Chromium)"
+               myconf_gn+=" proprietary_codecs=$(usex proprietary-codecs true 
false)"
+               myconf_gn+=" ffmpeg_branding=\"${ffmpeg_branding}\""
+       fi
+
+       # Set up Google API keys, see 
http://www.chromium.org/developers/how-tos/api-keys .
+       # Note: these are for Gentoo use ONLY. For your own distribution,
+       # please get your own set of keys. Feel free to contact 
chrom...@gentoo.org
+       # for more info. The OAuth2 credentials, however, have been left out.
+       # Those OAuth2 credentials have been broken for quite some time anyway.
+       # Instead we apply a patch to use the --oauth2-client-id= and
+       # --oauth2-client-secret= switches for setting GOOGLE_DEFAULT_CLIENT_ID 
and
+       # GOOGLE_DEFAULT_CLIENT_SECRET at runtime. This allows signing into
+       # Chromium without baked-in values.
+       local google_api_key="AIzaSyDEAOvatFo0eTgsV_ZlEzx0ObmepsMzfAc"
+       myconf_gn+=" google_api_key=\"${google_api_key}\""
+       local myarch="$(tc-arch)"
+
+       # Avoid CFLAGS problems, bug #352457, bug #390147.
+       if ! use custom-cflags; then
+               replace-flags "-Os" "-O2"
+               strip-flags
+
+               # Debug info section overflows without component build
+               # Prevent linker from running out of address space, bug #471810 
.
+               filter-flags "-g*"
+
+               # Prevent libvpx/xnnpack build failures. Bug 530248, 544702, 
546984, 853646.
+               if [[ ${myarch} == amd64 ]]; then
+                       filter-flags -mno-mmx -mno-sse2 -mno-ssse3 -mno-sse4.1 
-mno-avx -mno-avx2 -mno-fma -mno-fma4 -mno-xop -mno-sse4a
+               fi
+       fi
+
+       if [[ $myarch = amd64 ]] ; then
+               myconf_gn+=" target_cpu=\"x64\""
+               ffmpeg_target_arch=x64
+       elif [[ $myarch = arm64 ]] ; then
+               myconf_gn+=" target_cpu=\"arm64\""
+               ffmpeg_target_arch=arm64
+       elif [[ $myarch = ppc64 ]] ; then
+               myconf_gn+=" target_cpu=\"ppc64\""
+               ffmpeg_target_arch=ppc64
+       else
+               die "Failed to determine target arch, got '$myarch'."
+       fi
+
+       myconf_gn+=" treat_warnings_as_errors=false"
+       # Disable fatal linker warnings, bug 506268.
+       myconf_gn+=" fatal_linker_warnings=false"
+
+       # Disable external code space for V8 for ppc64. It is disabled for ppc64
+       # by default, but cross-compiling on amd64 enables it again.
+       if tc-is-cross-compiler; then
+               if ! use amd64 && ! use arm64; then
+                       myconf_gn+=" v8_enable_external_code_space=false"
+               fi
+       fi
+
+       # Only enabled for clang, but gcc has endian macros too
+       myconf_gn+=" v8_use_libm_trig_functions=true"
+
+       # Bug 491582.
+       export TMPDIR="${WORKDIR}/temp"
+       mkdir -p -m 755 "${TMPDIR}" || die
+
+       # https://bugs.gentoo.org/654216
+       addpredict /dev/dri/ #nowarn
+
+       # We don't use the same clang version as upstream, and with -Werror
+       # we need to make sure that we don't get superfluous warnings.
+       append-flags -Wno-unknown-warning-option
+       if tc-is-cross-compiler; then
+                       export BUILD_CXXFLAGS+=" -Wno-unknown-warning-option"
+                       export BUILD_CFLAGS+=" -Wno-unknown-warning-option"
+       fi
+
+       # Explicitly disable ICU data file support for system-icu/headless 
builds.
+       if use system-icu || use headless; then
+               myconf_gn+=" icu_use_data_file=false"
+       fi
+
+       # Don't need nocompile checks and GN crashes with our config
+       myconf_gn+=" enable_nocompile_tests=false"
+
+       # Enable ozone wayland and/or headless support
+       myconf_gn+=" use_ozone=true ozone_auto_platforms=false"
+       myconf_gn+=" ozone_platform_headless=true"
+       if use headless; then
+               myconf_gn+=" ozone_platform=\"headless\""
+               myconf_gn+=" use_xkbcommon=false use_gtk=false use_qt=false"
+               myconf_gn+=" use_glib=false use_gio=false"
+               myconf_gn+=" use_pangocairo=false use_alsa=false"
+               myconf_gn+=" use_libpci=false use_udev=false"
+               myconf_gn+=" enable_print_preview=false"
+               myconf_gn+=" enable_remoting=false"
+       else
+               myconf_gn+=" use_system_libdrm=true"
+               myconf_gn+=" use_system_minigbm=true"
+               myconf_gn+=" use_xkbcommon=true"
+               if use qt5 || use qt6; then
+                       local cbuild_libdir=$(get_libdir)
+                       if tc-is-cross-compiler; then
+                               # Hack to workaround get_libdir not being able 
to handle CBUILD, bug #794181
+                               local cbuild_libdir=$($(tc-getBUILD_PKG_CONFIG) 
--keep-system-libs --libs-only-L libxslt)
+                               cbuild_libdir=${cbuild_libdir:2}
+                               cbuild_libdir=${cbuild_libdir/% }
+                       fi
+                       if use qt5; then
+                               if tc-is-cross-compiler; then
+                                       myconf_gn+=" 
moc_qt5_path=\"${EPREFIX}/${cbuild_libdir}/qt5/bin\""
+                               else
+                                       myconf_gn+=" 
moc_qt5_path=\"$(qt5_get_bindir)\""
+                               fi
+                       fi
+                       if use qt6; then
+                               myconf_gn+=" 
moc_qt6_path=\"${EPREFIX}/usr/${cbuild_libdir}/qt6/libexec\""
+                       fi
+
+                       myconf_gn+=" use_qt=true"
+                       myconf_gn+=" use_qt6=$(usex qt6 true false)"
+               else
+                       myconf_gn+=" use_qt=false"
+               fi
+               myconf_gn+=" ozone_platform_x11=$(usex X true false)"
+               myconf_gn+=" ozone_platform_wayland=$(usex wayland true false)"
+               myconf_gn+=" ozone_platform=$(usex wayland \"wayland\" \"x11\")"
+               use wayland && myconf_gn+=" use_system_libffi=true"
+       fi
+
+       # Results in undefined references in chrome linking, may require CFI to 
work
+       if use arm64; then
+               myconf_gn+=" arm_control_flow_integrity=\"none\""
+       fi
+
+       # 936673: Updater (which we don't use) depends on libsystemd
+       # This _should_ always be disabled if we're not building a
+       # "Chrome" branded browser, but obviously this is not always sufficient.
+       myconf_gn+=" enable_updater=false"
+
+       local use_lto="false"
+       if tc-is-lto; then
+               use_lto="true"
+       fi
+       myconf_gn+=" use_thin_lto=${use_lto}"
+       myconf_gn+=" thin_lto_enable_optimizations=${use_lto}"
+
+       # Enable official builds
+       myconf_gn+=" is_official_build=$(usex official true false)"
+       if use official; then
+               # Allow building against system libraries in official builds
+               sed -i 's/OFFICIAL_BUILD/GOOGLE_CHROME_BUILD/' \
+                       tools/generate_shim_headers/generate_shim_headers.py || 
die
+               # Req's LTO; TODO: not compatible with -fno-split-lto-unit
+               # split-lto-unit can be enabled with RUSTC_BOOTSTRAP=1 (and an 
updated compiler patch),
+               # however I still got weird linking errors with CFI _and_ the 
split unit LTO OOMed after using 100G.
+               myconf_gn+=" is_cfi=false"
+               # Don't add symbols to build
+               myconf_gn+=" symbol_level=0"
+       fi
+
+       if use pgo; then
+               myconf_gn+=" chrome_pgo_phase=${1}"
+               if [[ "$1" == "2" ]]; then
+                       myconf_gn+=" pgo_data_path=\"${2}\""
+               fi
+       else
+               # Disable PGO
+               myconf_gn+=" chrome_pgo_phase=0"
+       fi
+
+       # skipping typecheck is only supported on amd64, bug #876157
+       if ! use amd64; then
+               myconf_gn+=" devtools_skip_typecheck=false"
+       fi
+
+       einfo "Configuring Chromium ..."
+       set -- gn gen --args="${myconf_gn} ${EXTRA_GN}" out/Release
+       echo "$@"
+       "$@" || die
+}
+
+src_configure() {
+       chromium_configure $(usex pgo 1 0)
+}
+
+chromium_compile() {
+       # Final link uses lots of file descriptors.
+       ulimit -n 2048
+
+       # Calling this here supports resumption via FEATURES=keepwork
+       python_setup
+
+       # Don't inherit PYTHONPATH from environment, bug #789021, #812689
+       local -x PYTHONPATH=
+
+       # Build mksnapshot and pax-mark it.
+       if use pax-kernel; then
+               local x
+               for x in mksnapshot v8_context_snapshot_generator; do
+                       if tc-is-cross-compiler; then
+                               eninja -C out/Release "host/${x}"
+                               pax-mark m "out/Release/host/${x}"
+                       else
+                               eninja -C out/Release "${x}"
+                               pax-mark m "out/Release/${x}"
+                       fi
+               done
+       fi
+
+       # Even though ninja autodetects number of CPUs, we respect
+       # user's options, for debugging with -j 1 or any other reason.
+       eninja -C out/Release chrome chromedriver chrome_sandbox
+
+       pax-mark m out/Release/chrome
+
+       if ! use system-toolchain; then
+               QA_FLAGS_IGNORED="
+                       usr/lib64/chromium-browser/chrome
+                       usr/lib64/chromium-browser/chrome-sandbox
+                       usr/lib64/chromium-browser/chromedriver
+                       usr/lib64/chromium-browser/chrome_crashpad_handler
+                       usr/lib64/chromium-browser/libEGL.so
+                       usr/lib64/chromium-browser/libGLESv2.so
+                       usr/lib64/chromium-browser/libVkICD_mock_icd.so
+                       
usr/lib64/chromium-browser/libVkLayer_khronos_validation.so
+                       usr/lib64/chromium-browser/libqt5_shim.so
+                       usr/lib64/chromium-browser/libvk_swiftshader.so
+                       usr/lib64/chromium-browser/libvulkan.so.1
+               "
+       fi
+}
+
+# This function is called from virtx, and must always return so that Xvfb
+# session isn't left running. If we return 1, virtx will call die().
+chromium_profile() {
+       einfo "Profiling for PGO"
+
+       pushd "${WORKDIR}/chromium-profiler-"* >/dev/null || return 1
+
+       # Remove old profdata in case profiling was interrupted.
+       rm -rf "${1}" || return 1
+
+       if ! "${EPYTHON}" ./chromium_profiler.py \
+               --chrome-executable "${S}/out/Release/chrome" \
+               --chromedriver-executable 
"${S}/out/Release/chromedriver.unstripped" \
+               --add-arg no-sandbox --add-arg disable-dev-shm-usage \
+               --profile-output "${1}"; then
+               eerror "Profiling failed"
+               return 1
+       fi
+
+       popd >/dev/null || return 1
+}
+
+src_compile() {
+       if use pgo; then
+               local profdata
+
+               profdata="${WORKDIR}/chromium.profdata"
+
+               if [[ ! -e "${WORKDIR}/.pgo-profiled" ]]; then
+                       chromium_compile
+                       virtx chromium_profile "$profdata"
+
+                       touch "${WORKDIR}/.pgo-profiled" || die
+               fi
+
+               if [[ ! -e "${WORKDIR}/.pgo-phase-2-configured" ]]; then
+                       # Remove phase 1 output
+                       rm -r out/Release || die
+
+                       chromium_configure 2 "$profdata"
+
+                       touch "${WORKDIR}/.pgo-phase-2-configured" || die
+               fi
+
+               if [[ ! -e "${WORKDIR}/.pgo-phase-2-compiled" ]]; then
+                       chromium_compile
+                       touch "${WORKDIR}/.pgo-phase-2-compiled" || die
+               fi
+       else
+               chromium_compile
+       fi
+
+       mv out/Release/chromedriver{.unstripped,} || die
+
+       rm -f out/Release/locales/*.pak.info || die
+
+       # Build manpage; bug #684550
+       sed -e 's|@@PACKAGE@@|chromium-browser|g;
+               s|@@MENUNAME@@|Chromium|g;' \
+               chrome/app/resources/manpage.1.in > \
+               out/Release/chromium-browser.1 || die
+
+       # Build desktop file; bug #706786
+       sed -e 's|@@MENUNAME@@|Chromium|g;
+               s|@@USR_BIN_SYMLINK_NAME@@|chromium-browser|g;
+               s|@@PACKAGE@@|chromium-browser|g;
+               s|\(^Exec=\)/usr/bin/|\1|g;' \
+               chrome/installer/linux/common/desktop.template > \
+               out/Release/chromium-browser-chromium.desktop || die
+
+       # Build vk_swiftshader_icd.json; bug #827861
+       sed -e 's|${ICD_LIBRARY_PATH}|./libvk_swiftshader.so|g' \
+               third_party/swiftshader/src/Vulkan/vk_swiftshader_icd.json.tmpl 
> \
+               out/Release/vk_swiftshader_icd.json || die
+}
+
+src_install() {
+       local CHROMIUM_HOME="/usr/$(get_libdir)/chromium-browser"
+       exeinto "${CHROMIUM_HOME}"
+       doexe out/Release/chrome
+
+       newexe out/Release/chrome_sandbox chrome-sandbox
+       fperms 4755 "${CHROMIUM_HOME}/chrome-sandbox"
+
+       doexe out/Release/chromedriver
+       doexe out/Release/chrome_crashpad_handler
+
+       ozone_auto_session () {
+               use X && use wayland && ! use headless && echo true || echo 
false
+       }
+       local sedargs=( -e
+                       "s:/usr/lib/:/usr/$(get_libdir)/:g;
+                       s:@@OZONE_AUTO_SESSION@@:$(ozone_auto_session):g"
+       )
+       sed "${sedargs[@]}" "${FILESDIR}/chromium-launcher-r7.sh" > 
chromium-launcher.sh || die
+       doexe chromium-launcher.sh
+
+       # It is important that we name the target "chromium-browser",
+       # xdg-utils expect it; bug #355517.
+       dosym "${CHROMIUM_HOME}/chromium-launcher.sh" /usr/bin/chromium-browser
+       # keep the old symlink around for consistency
+       dosym "${CHROMIUM_HOME}/chromium-launcher.sh" /usr/bin/chromium
+
+       dosym "${CHROMIUM_HOME}/chromedriver" /usr/bin/chromedriver
+
+       # Allow users to override command-line options, bug #357629.
+       insinto /etc/chromium
+       newins "${FILESDIR}/chromium.default" "default"
+
+       pushd out/Release/locales > /dev/null || die
+       chromium_remove_language_paks
+       popd
+
+       insinto "${CHROMIUM_HOME}"
+       doins out/Release/*.bin
+       doins out/Release/*.pak
+
+       if use bindist; then
+               # We built libffmpeg as a component library, but we can't 
distribute it
+               # with proprietary codec support. Remove it and make a symlink 
to the requested
+               # system library.
+               rm -f out/Release/libffmpeg.so \
+                       || die "Failed to remove bundled libffmpeg.so (with 
proprietary codecs)"
+               # symlink the libffmpeg.so from either ffmpeg-chromium or 
ffmpeg[chromium].
+               einfo "Creating symlink to libffmpeg.so from $(usex 
ffmpeg-chromium ffmpeg-chromium ffmpeg[chromium])..."
+               dosym ../chromium/libffmpeg.so$(usex ffmpeg-chromium 
.${PV%%\.*} "") \
+                       /usr/$(get_libdir)/chromium-browser/libffmpeg.so
+       fi
+
+       (
+               shopt -s nullglob
+               local files=(out/Release/*.so out/Release/*.so.[0-9])
+               [[ ${#files[@]} -gt 0 ]] && doins "${files[@]}"
+       )
+
+       # Install bundled xdg-utils, avoids installing X11 libraries with 
USE="-X wayland"
+       doins out/Release/xdg-{settings,mime}
+
+       if ! use system-icu && ! use headless; then
+               doins out/Release/icudtl.dat
+       fi
+
+       doins -r out/Release/locales
+       doins -r out/Release/MEIPreload
+
+       # Install vk_swiftshader_icd.json; bug #827861
+       doins out/Release/vk_swiftshader_icd.json
+
+       if [[ -d out/Release/swiftshader ]]; then
+               insinto "${CHROMIUM_HOME}/swiftshader"
+               doins out/Release/swiftshader/*.so
+       fi
+
+       # Install icons
+       local branding size
+       for size in 16 24 32 48 64 128 256 ; do
+               case ${size} in
+                       16|32) 
branding="chrome/app/theme/default_100_percent/chromium" ;;
+                               *) branding="chrome/app/theme/chromium" ;;
+               esac
+               newicon -s ${size} "${branding}/product_logo_${size}.png" \
+                       chromium-browser.png
+       done
+
+       # Install desktop entry
+       domenu out/Release/chromium-browser-chromium.desktop
+
+       # Install GNOME default application entry (bug #303100).
+       insinto /usr/share/gnome-control-center/default-apps
+       newins "${FILESDIR}"/chromium-browser.xml chromium-browser.xml
+
+       # Install manpage; bug #684550
+       doman out/Release/chromium-browser.1
+       dosym chromium-browser.1 /usr/share/man/man1/chromium.1
+
+       readme.gentoo_create_doc
+}
+
+pkg_postrm() {
+       xdg_icon_cache_update
+       xdg_desktop_database_update
+}
+
+pkg_postinst() {
+       xdg_icon_cache_update
+       xdg_desktop_database_update
+       readme.gentoo_print_elog
+
+       if ! use headless; then
+               if use vaapi; then
+                       elog "VA-API is disabled by default at runtime. You 
have to enable it"
+                       elog "by adding --enable-features=VaapiVideoDecoder to 
CHROMIUM_FLAGS"
+                       elog "in /etc/chromium/default."
+               fi
+               if use screencast; then
+                       elog "Screencast is disabled by default at runtime. 
Either enable it"
+                       elog "by navigating to 
chrome://flags/#enable-webrtc-pipewire-capturer"
+                       elog "inside Chromium or add 
--enable-features=WebRTCPipeWireCapturer"
+                       elog "to CHROMIUM_FLAGS in /etc/chromium/default."
+               fi
+               if use gtk4; then
+                       elog "Chromium prefers GTK3 over GTK4 at runtime. To 
override this"
+                       elog "behavior you need to pass --gtk-version=4, e.g. 
by adding it"
+                       elog "to CHROMIUM_FLAGS in /etc/chromium/default."
+               fi
+               if use qt5 && use qt6; then
+                       elog "Chromium automatically selects Qt5 or Qt6 based 
on your desktop"
+                       elog "environment. To override you need to pass 
--qt-version=5 or"
+                       elog "--qt-version=6, e.g. by adding it to 
CHROMIUM_FLAGS in"
+                       elog "/etc/chromium/default."
+               fi
+       fi
+
+       if systemd_is_booted && ! [[ -f "/etc/machine-id" ]]; then
+               ewarn "The lack of an '/etc/machine-id' file on this system 
booted with systemd"
+               ewarn "indicates that the Gentoo handbook was not followed to 
completion."
+               ewarn ""
+               ewarn "Chromium is known to behave unpredictably with this 
system configuration;"
+               ewarn "please complete the configuration of this system before 
logging any bugs."
+       fi
+}

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