Move rendering/RenderLayer* to layout/

Source/platform/graphics/GraphicsLayer.h

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 149 matching lines @@
     bool drawsContent() const { return m_drawsContent; }
     void setDrawsContent(bool);
 
     bool contentsAreVisible() const { return m_contentsVisible; }
     void setContentsVisible(bool);
 
     void setScrollParent(WebLayer*);
     void setClipParent(WebLayer*);
 
     // For special cases, e.g. drawing missing tiles on Android.
-    // The compositor should never paint this color in normal cases because the RenderLayer
+    // The compositor should never paint this color in normal cases because the Layer
     // will paint background by itself.
     void setBackgroundColor(const Color&);
 
     // opaque means that we know the layer contents have no alpha
     bool contentsOpaque() const { return m_contentsOpaque; }
     void setContentsOpaque(bool);
 
     bool backfaceVisibility() const { return m_backfaceVisibility; }
     void setBackfaceVisibility(bool visible);
 
@@ skipping 182 matching lines @@
 };
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the blink namespace for ease of invocation from gdb.
 void PLATFORM_EXPORT showGraphicsLayerTree(const blink::GraphicsLayer*);
 #endif
 
 #endif // GraphicsLayer_h