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  • hyatt@apple.com's avatar
    2008-04-14 David Hyatt <hyatt@apple.com> · 2ddd9396
    hyatt@apple.com authored 
            Add a new optimized layout path for positioned objects that move.  Also avoid always marking the <html>
        object for layout when it has a percentage height, since the RenderView already does that when its size
        changes.

        Reviewed by mjs

        * rendering/RenderBlock.cpp:
        (WebCore::RenderBlock::layoutBlockChildren):
        (WebCore::RenderBlock::layoutPositionedObjects):
        * rendering/RenderBox.h:
        (WebCore::RenderBox::layoutDoingPositionedMovementOnly):
        * rendering/RenderObject.cpp:
        (WebCore::RenderObject::RenderObject):
        (WebCore::RenderObject::setNeedsLayout):
        (WebCore::RenderObject::setChildNeedsLayout):
        (WebCore::RenderObject::setNeedsPositionedMovementLayout):
        (WebCore::RenderObject::setStyle):
        * rendering/RenderObject.h:
        (WebCore::RenderObject::needsLayout):
        (WebCore::RenderObject::needsPositionedMovementLayoutOnly):
        (WebCore::RenderObject::layoutDoingPositionedMovementOnly):
        * rendering/RenderStyle.cpp:
        (WebCore::positionedObjectMoved):
        (WebCore::RenderStyle::diff):
        * rendering/RenderStyle.h:
        (WebCore::RenderStyle::):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@31876 268f45cc-cd09-0410-ab3c-d52691b4dbfc
    2ddd9396