Switch the android overscroll glow to use UIResources.

content/public/browser/android/compositor.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_ANDROID_COMPOSITOR_H_
 #define CONTENT_PUBLIC_BROWSER_ANDROID_COMPOSITOR_H_
 
 #include "base/callback.h"
 #include "cc/resources/ui_resource_bitmap.h"
 #include "cc/resources/ui_resource_client.h"
@@ skipping 58 matching lines @@
   // Composite immediately. Used in single-threaded mode.
   virtual void Composite() = 0;
 
   // Generates a UIResource and returns a UIResourceId.  May return 0.
   virtual cc::UIResourceId GenerateUIResource(
       const cc::UIResourceBitmap& bitmap) = 0;
 
   // Deletes a UIResource.
   virtual void DeleteUIResource(cc::UIResourceId resource_id) = 0;
 
+  // Returns the size of a UIResource.
+  virtual gfx::Size GetUIResourceSize(cc::UIResourceId id) const = 0;
+
   // Generates an OpenGL texture and returns a texture handle.  May return 0
   // if the current context is lost.
   virtual blink::WebGLId GenerateTexture(gfx::JavaBitmap& bitmap) = 0;
 
   // Generates an OpenGL compressed texture and returns a texture handle.  May
   // return 0 if the current context is lost.
   virtual blink::WebGLId GenerateCompressedTexture(gfx::Size& size,
                                                     int data_size,
                                                     void* data) = 0;
 
   // Deletes an OpenGL texture.
   virtual void DeleteTexture(blink::WebGLId texture_id) = 0;
 
   // Grabs a copy of |texture_id| and saves it into |bitmap|.  No scaling is
   // done.  It is assumed that the texture size matches that of the bitmap.
   virtual bool CopyTextureToBitmap(blink::WebGLId texture_id,
                                    gfx::JavaBitmap& bitmap) = 0;
 
   // Grabs a copy of |texture_id| and saves it into |bitmap|.  No scaling is
   // done. |src_rect| allows the caller to specify which rect of |texture_id|
   // to copy to |bitmap|.  It needs to match the size of |bitmap|.  Returns
   // true if the |texture_id| was copied into |bitmap|, false if not.
   virtual bool CopyTextureToBitmap(blink::WebGLId texture_id,
                                    const gfx::Rect& src_rect,
                                    gfx::JavaBitmap& bitmap) = 0;
+
+  virtual cc::UIResourceId GetOverscrollEdgeId() const = 0;
+  virtual cc::UIResourceId GetOverscrollGlowId() const = 0;
+
  protected:
   Compositor() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_ANDROID_COMPOSITOR_H_