Switch the android overscroll glow to use UIResources.

content/browser/renderer_host/compositor_impl_android.h

Index: content/browser/renderer_host/compositor_impl_android.h
diff --git a/content/browser/renderer_host/compositor_impl_android.h b/content/browser/renderer_host/compositor_impl_android.h
index a662b1de72ec93b88217d62ca66b685c3277dc4f..90b52b4949610994a5cb951190272bdbda55d533 100644
--- a/content/browser/renderer_host/compositor_impl_android.h
+++ b/content/browser/renderer_host/compositor_impl_android.h
@@ -60,6 +60,8 @@ class CONTENT_EXPORT CompositorImpl
   virtual cc::UIResourceId GenerateUIResource(
       const cc::UIResourceBitmap& bitmap) OVERRIDE;
   virtual void DeleteUIResource(cc::UIResourceId resource_id) OVERRIDE;
+  virtual gfx::Size GetUIResourceSize(cc::UIResourceId id) const OVERRIDE;
+
   virtual blink::WebGLId GenerateTexture(gfx::JavaBitmap& bitmap) OVERRIDE;
   virtual blink::WebGLId GenerateCompressedTexture(
       gfx::Size& size, int data_size, void* data) OVERRIDE;
@@ -96,11 +98,20 @@ class CONTENT_EXPORT CompositorImpl
   // ImageTransportFactoryAndroidObserver implementation.
   virtual void OnLostResources() OVERRIDE;
 
+  virtual cc::UIResourceId GetOverscrollEdgeId() const OVERRIDE {
+    return overscroll_edge_id_;
+  }
+  virtual cc::UIResourceId GetOverscrollGlowId() const OVERRIDE {
+    return overscroll_glow_id_;
+  }
+
  private:
   blink::WebGLId BuildBasicTexture();
   blink::WGC3Denum GetGLFormatForBitmap(gfx::JavaBitmap& bitmap);
   blink::WGC3Denum GetGLTypeForBitmap(gfx::JavaBitmap& bitmap);
 
+  void LoadOverscrollResources();
+
   scoped_refptr<cc::Layer> root_layer_;
   scoped_ptr<cc::LayerTreeHost> host_;
 
@@ -120,6 +131,11 @@ class CONTENT_EXPORT CompositorImpl
 
   gfx::NativeWindow root_window_;
 
+  scoped_ptr<cc::UIResourceBitmap> overscroll_edge_bitmap_;
+  scoped_ptr<cc::UIResourceBitmap> overscroll_glow_bitmap_;
+  cc::UIResourceId overscroll_edge_id_;
+  cc::UIResourceId overscroll_glow_id_;
+
   DISALLOW_COPY_AND_ASSIGN(CompositorImpl);
 };