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jocelyn.turcotte@digia.com authored
https://bugs.webkit.org/show_bug.cgi?id=100383 Reviewed by Kenneth Rohde Christiansen. Scroll requests and PageTransitionViewportReady messages depend on delegated scrolling being set properly on the FrameView to behave properly. Since we were waiting for the viewport information to be ready before setting the flag this could cause those messages to be avoided. This patch takes most of the flag set by setResizesToContentsUsingLayoutSize and apply them as soon as possible in WebPage::setUseFixedLayout and WebFrameLoaderClient::transitionToCommittedForNewPage. The behavior should be the same except for the following settings which are now set outside of USE(TILED_BACKING_STORE) if we're using fixed layout: - setAcceleratedCompositingForFixedPositionEnabled - setFixedElementsLayoutRelativeToFrame - setFixedPositionCreatesStackingContext This fixes the tst_QQuickWebView::scrollRequest auto test and improves the reliability of the loadVisuallyCommitted signal with pages loaded from disk. * WebProcess/WebCoreSupport/WebFrameLoaderClient.cpp: (WebKit::WebFrameLoaderClient::transitionToCommittedForNewPage): * WebProcess/WebPage/WebPage.cpp: (WebKit::WebPage::sendViewportAttributesChanged): (WebKit::WebPage::setUseFixedLayout): (WebKit::WebPage::setFixedLayoutSize): * WebProcess/WebPage/WebPage.h: (WebPage): git-svn-id: http://svn.webkit.org/repository/webkit/trunk@132780 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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