Divorce PaintInvalidationState from LayoutState

Source/core/rendering/RenderView.cpp

Index: Source/core/rendering/RenderView.cpp
diff --git a/Source/core/rendering/RenderView.cpp b/Source/core/rendering/RenderView.cpp
index 0483c9ead8198ce0d5fa8e9edc4e0286e17b4a9a..375e76011361bd300965935f7a5743696ebe35cb 100644
--- a/Source/core/rendering/RenderView.cpp
+++ b/Source/core/rendering/RenderView.cpp
@@ -260,7 +260,7 @@ void RenderView::layout()
     clearNeedsLayout();
 }
 
-void RenderView::mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed) const
+void RenderView::mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
     ASSERT_UNUSED(wasFixed, !wasFixed || *wasFixed == static_cast<bool>(mode & IsFixed));
 
@@ -281,7 +281,7 @@ void RenderView::mapLocalToContainer(const RenderLayerModelObject* repaintContai
             transformState.move(-frame()->view()->scrollOffset());
             if (parentDocRenderer->isBox())
                 transformState.move(toLayoutSize(toRenderBox(parentDocRenderer)->contentBoxRect().location()));
-            parentDocRenderer->mapLocalToContainer(repaintContainer, transformState, mode, wasFixed);
+            parentDocRenderer->mapLocalToContainer(repaintContainer, transformState, mode, wasFixed, invalidationTreeWalkState);
             return;
         }
     }
@@ -444,7 +444,7 @@ void RenderView::paintBoxDecorations(PaintInfo& paintInfo, const LayoutPoint&)
     }
 }
 
-void RenderView::invalidateTreeAfterLayout(const RenderLayerModelObject& paintInvalidationContainer)
+void RenderView::invalidateTreeAfterLayout(const InvalidationTreeWalkState& invalidationTreeWalkState)
 {
     ASSERT(!needsLayout());
 
@@ -453,8 +453,7 @@ void RenderView::invalidateTreeAfterLayout(const RenderLayerModelObject& paintIn
     if (doingFullRepaint() && !viewRect().isEmpty())
         repaintViewRectangle(viewRect());
 
-    LayoutState rootLayoutState(0, false, *this);
-    RenderBlock::invalidateTreeAfterLayout(paintInvalidationContainer);
+    RenderBlock::invalidateTreeAfterLayout(invalidationTreeWalkState);
 }
 
 void RenderView::repaintViewRectangle(const LayoutRect& repaintRect) const
@@ -496,7 +495,7 @@ void RenderView::repaintViewAndCompositedLayers()
         compositor()->repaintCompositedLayers();
 }
 
-void RenderView::mapRectToPaintInvalidationBacking(const RenderLayerModelObject* paintInvalidationContainer, LayoutRect& rect, bool fixed) const
+void RenderView::mapRectToPaintInvalidationBacking(const RenderLayerModelObject* paintInvalidationContainer, LayoutRect& rect, bool fixed, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
     // If a container was specified, and was not 0 or the RenderView,
     // then we should have found it by now.