Here's a patch to fix this. (generated against source obtained from "apt-get source ubuntu-themes").
I'm hoping someone here can take this & land it. Please let me know if there's anything else that's needed here. Thanks! ** Patch added: "patch" https://bugs.launchpad.net/ubuntu/+source/ubuntu-themes/+bug/1478173/+attachment/4433788/+files/theme-patch.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1478173 Title: Ambiance & Radiance themes are missing a "background-color" for tooltip elements (needed for GTK3-enabled Firefox Nightly) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-themes/+bug/1478173/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
