Rename paint data structures

third_party/WebKit/Source/platform/graphics/Canvas2DImageBufferSurface.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 60 matching lines @@
     init();
   }
 
   ~Canvas2DImageBufferSurface() override { m_layerBridge->beginDestruction(); }
 
   // ImageBufferSurface implementation
   void finalizeFrame(const FloatRect& dirtyRect) override {
     m_layerBridge->finalizeFrame(dirtyRect);
   }
   void willOverwriteCanvas() override { m_layerBridge->willOverwriteCanvas(); }
-  SkCanvas* canvas() override { return m_layerBridge->canvas(); }
+  PaintCanvas* canvas() override { return m_layerBridge->canvas(); }
   void disableDeferral(DisableDeferralReason reason) override {
     m_layerBridge->disableDeferral(reason);
   }
   bool isValid() const override { return m_layerBridge->checkSurfaceValid(); }
   bool restore() override { return m_layerBridge->restoreSurface(); }
   WebLayer* layer() const override { return m_layerBridge->layer(); }
   bool isAccelerated() const override { return m_layerBridge->isAccelerated(); }
   void setFilterQuality(SkFilterQuality filterQuality) override {
     m_layerBridge->setFilterQuality(filterQuality);
   }
@@ skipping 26 matching lines @@
     if (isValid())
       m_layerBridge->flush();
   }
 
   RefPtr<Canvas2DLayerBridge> m_layerBridge;
 };
 
 }  // namespace blink
 
 #endif