Don't access DisplayItemClient::VisualRect() for cached display items.

third_party/WebKit/Source/platform/graphics/paint/Transform3DDisplayItem.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/graphics/paint/Transform3DDisplayItem.h"
 
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/transforms/AffineTransform.h"
 #include "public/platform/WebDisplayItemList.h"
 
 namespace blink {
 
 void BeginTransform3DDisplayItem::Replay(GraphicsContext& context) const {
   TransformationMatrix transform(transform_);
   transform.ApplyTransformOrigin(transform_origin_);
   context.Save();
   context.ConcatCTM(transform.ToAffineTransform());
 }
 
 void BeginTransform3DDisplayItem::AppendToWebDisplayItemList(
-    const IntRect& visual_rect,
+    const LayoutSize&,
     WebDisplayItemList* list) const {
   // TODO(jbroman): The compositor will need the transform origin separately.
   TransformationMatrix transform(transform_);
   transform.ApplyTransformOrigin(transform_origin_);
   list->AppendTransformItem(TransformationMatrix::ToSkMatrix44(transform));
 }
 
 #ifndef NDEBUG
 void BeginTransform3DDisplayItem::DumpPropertiesAsDebugString(
     StringBuilder& string_builder) const {
@@ skipping 17 matching lines @@
       String::Format(", transformOrigin: [%f,%f,%f]", transform_origin_.X(),
                      transform_origin_.Y(), transform_origin_.Z()));
 }
 #endif
 
 void EndTransform3DDisplayItem::Replay(GraphicsContext& context) const {
   context.Restore();
 }
 
 void EndTransform3DDisplayItem::AppendToWebDisplayItemList(
-    const IntRect& visual_rect,
+    const LayoutSize&,
     WebDisplayItemList* list) const {
   list->AppendEndTransformItem();
 }
 
 }  // namespace blink