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

third_party/WebKit/Source/platform/graphics/paint/ClipDisplayItem.h

 // 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.
 
 #ifndef ClipDisplayItem_h
 #define ClipDisplayItem_h
 
 #include "SkRegion.h"
 #include "platform/PlatformExport.h"
 #include "platform/geometry/FloatRoundedRect.h"
@@ skipping 15 matching lines @@
 
   ClipDisplayItem(const DisplayItemClient& client,
                   Type type,
                   const IntRect& clip_rect,
                   Vector<FloatRoundedRect>& rounded_rect_clips)
       : ClipDisplayItem(client, type, clip_rect) {
     rounded_rect_clips_.swap(rounded_rect_clips);
   }
 
   void Replay(GraphicsContext&) const override;
-  void AppendToWebDisplayItemList(const IntRect&,
+  void AppendToWebDisplayItemList(const LayoutSize&,
                                   WebDisplayItemList*) const override;
 
  private:
 #ifndef NDEBUG
   void DumpPropertiesAsDebugString(WTF::StringBuilder&) const override;
 #endif
   bool Equals(const DisplayItem& other) const final {
     return DisplayItem::Equals(other) &&
            clip_rect_ ==
                static_cast<const ClipDisplayItem&>(other).clip_rect_ &&
            rounded_rect_clips_ ==
                static_cast<const ClipDisplayItem&>(other).rounded_rect_clips_;
   }
 
   const IntRect clip_rect_;
   Vector<FloatRoundedRect> rounded_rect_clips_;
 };
 
 class PLATFORM_EXPORT EndClipDisplayItem final : public PairedEndDisplayItem {
  public:
   EndClipDisplayItem(const DisplayItemClient& client, Type type)
       : PairedEndDisplayItem(client, type, sizeof(*this)) {
     DCHECK(IsEndClipType(type));
   }
 
   void Replay(GraphicsContext&) const override;
-  void AppendToWebDisplayItemList(const IntRect&,
+  void AppendToWebDisplayItemList(const LayoutSize&,
                                   WebDisplayItemList*) const override;
 
  private:
 #if DCHECK_IS_ON()
   bool IsEndAndPairedWith(DisplayItem::Type other_type) const final {
     return DisplayItem::IsClipType(other_type);
   }
 #endif
 };
 
 }  // namespace blink
 
 #endif  // ClipDisplayItem_h