Remove force-update when visual rects change.

third_party/WebKit/Source/core/paint/PrePaintTreeWalk.h

Index: third_party/WebKit/Source/core/paint/PrePaintTreeWalk.h
diff --git a/third_party/WebKit/Source/core/paint/PrePaintTreeWalk.h b/third_party/WebKit/Source/core/paint/PrePaintTreeWalk.h
index e32f835e3eb8cab37b12f2103e7f9267187d4f24..a5c9f9390bdf114af6ca1f2000f9c4115261e49a 100644
--- a/third_party/WebKit/Source/core/paint/PrePaintTreeWalk.h
+++ b/third_party/WebKit/Source/core/paint/PrePaintTreeWalk.h
@@ -29,13 +29,10 @@ class PrePaintTreeWalk {
   void walk(FrameView&, const PrePaintTreeWalkContext&);
   void walk(const LayoutObject&, const PrePaintTreeWalkContext&);
 
-  // Invalidates paint-layer painting optimizations, such as
-  // subsequence caching and empty paint phase optimizations,
-  // if clips from the context have changed.
-  void invalidatePaintLayerOptimizationsIfNeeded(
-      const LayoutObject&,
-      const PaintLayer& ancestorTransformedOrRootPaintLayer,
-      PaintPropertyTreeBuilderContext&);
+  // Invalidates paint-layer painting optimizations, such as subsequence caching
+  // and empty paint phase optimizations if clips from the context have changed.
+  void invalidatePaintLayerOptimizationsIfNeeded(const LayoutObject&,
+                                                 PrePaintTreeWalkContext&);
 
   // Returns the clip applied to children for the given
   // contaiing block context + effect, in the space of ancestorState adjusted