Modified: trunk/Source/WebKit/ChangeLog (244969 => 244970)
--- trunk/Source/WebKit/ChangeLog 2019-05-06 20:14:10 UTC (rev 244969)
+++ trunk/Source/WebKit/ChangeLog 2019-05-06 20:24:29 UTC (rev 244970)
@@ -1,3 +1,19 @@
+2019-05-06 Alex Christensen <achristen...@webkit.org>
+
+ Null check m_mainFrame in WebPageProxy.cpp
+ https://bugs.webkit.org/show_bug.cgi?id=197618
+ <rdar://problem/47463054>
+
+ Reviewed by Geoffrey Garen.
+
+ It's already null checked in some places, and the places where it isn't are causing crashes.
+ Let's fix all of them.
+
+ * UIProcess/WebPageProxy.cpp:
+ (WebKit::WebPageProxy::decidePolicyForNavigationAction):
+ (WebKit::WebPageProxy::decidePolicyForNewWindowAction):
+ (WebKit::WebPageProxy::createNewPage):
+
2019-05-06 Brent Fulgham <bfulg...@apple.com>
Use more efficient path resolution logic
Modified: trunk/Source/WebKit/UIProcess/WebPageProxy.cpp (244969 => 244970)
--- trunk/Source/WebKit/UIProcess/WebPageProxy.cpp 2019-05-06 20:14:10 UTC (rev 244969)
+++ trunk/Source/WebKit/UIProcess/WebPageProxy.cpp 2019-05-06 20:24:29 UTC (rev 244970)
@@ -4677,7 +4677,10 @@
sourceFrameInfo = API::FrameInfo::create(originatingFrameInfoData, originatingPageID ? process->webPage(originatingPageID) : nullptr);
auto userInitiatedActivity = process->userInitiatedActivity(navigationActionData.userGestureTokenIdentifier);
- bool shouldOpenAppLinks = !m_shouldSuppressAppLinksInNextNavigationPolicyDecision && destinationFrameInfo->isMainFrame() && !hostsAreEqual(URL({ }, m_mainFrame->url()), request.url()) && navigationActionData.navigationType != WebCore::NavigationType::BackForward;
+ bool shouldOpenAppLinks = !m_shouldSuppressAppLinksInNextNavigationPolicyDecision
+ && destinationFrameInfo->isMainFrame()
+ && (m_mainFrame ? !hostsAreEqual(m_mainFrame->url(), request.url()) : false)
+ && navigationActionData.navigationType != WebCore::NavigationType::BackForward;
auto navigationAction = API::NavigationAction::create(WTFMove(navigationActionData), sourceFrameInfo.get(), destinationFrameInfo.ptr(), WTF::nullopt, WTFMove(request), originalRequest.url(), shouldOpenAppLinks, WTFMove(userInitiatedActivity), mainFrameNavigation);
@@ -4807,7 +4810,7 @@
sourceFrameInfo = API::FrameInfo::create(*frame, frameSecurityOrigin.securityOrigin());
auto userInitiatedActivity = m_process->userInitiatedActivity(navigationActionData.userGestureTokenIdentifier);
- bool shouldOpenAppLinks = !hostsAreEqual(URL({ }, m_mainFrame->url()), request.url());
+ bool shouldOpenAppLinks = m_mainFrame ? !hostsAreEqual(m_mainFrame->url(), request.url()) : false;
auto navigationAction = API::NavigationAction::create(WTFMove(navigationActionData), sourceFrameInfo.get(), nullptr, frameName, WTFMove(request), URL { }, shouldOpenAppLinks, WTFMove(userInitiatedActivity));
m_navigationClient->decidePolicyForNavigationAction(*this, navigationAction.get(), WTFMove(listener), m_process->transformHandlesToObjects(userData.object()).get());
@@ -4994,7 +4997,7 @@
{
MESSAGE_CHECK(m_process, m_process->webFrame(originatingFrameInfoData.frameID));
auto originatingFrameInfo = API::FrameInfo::create(originatingFrameInfoData, m_process->webPage(originatingPageID));
- auto mainFrameURL = m_mainFrame->url();
+ auto mainFrameURL = m_mainFrame ? m_mainFrame->url() : URL();
auto completionHandler = [this, protectedThis = makeRef(*this), mainFrameURL, request, reply = WTFMove(reply)] (RefPtr<WebPageProxy> newPage) mutable {
if (!newPage) {
reply(0, WTF::nullopt);