Switch the android overscroll glow to use UIResources.

content/browser/renderer_host/compositor_impl_android.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_BROWSER_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/containers/scoped_ptr_hash_map.h"
@@ skipping 42 matching lines @@
   virtual void SetSurface(jobject surface) OVERRIDE;
   virtual void SetVisible(bool visible) OVERRIDE;
   virtual void setDeviceScaleFactor(float factor) OVERRIDE;
   virtual void SetWindowBounds(const gfx::Size& size) OVERRIDE;
   virtual bool CompositeAndReadback(
       void *pixels, const gfx::Rect& rect) OVERRIDE;
   virtual void Composite() OVERRIDE;
   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;
   virtual void DeleteTexture(blink::WebGLId texture_id) OVERRIDE;
   virtual bool CopyTextureToBitmap(blink::WebGLId texture_id,
                                    gfx::JavaBitmap& bitmap) OVERRIDE;
   virtual bool CopyTextureToBitmap(blink::WebGLId texture_id,
                                    const gfx::Rect& sub_rect,
                                    gfx::JavaBitmap& bitmap) OVERRIDE;
 
@@ skipping 16 matching lines @@
 
   // LayerTreeHostSingleThreadClient implementation.
   virtual void ScheduleComposite() OVERRIDE;
   virtual void ScheduleAnimation() OVERRIDE;
   virtual void DidPostSwapBuffers() OVERRIDE;
   virtual void DidAbortSwapBuffers() OVERRIDE;
 
   // 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_;
 
   gfx::Size size_;
   bool has_transparent_background_;
 
   ANativeWindow* window_;
   int surface_id_;
 
   CompositorClient* client_;
 
   scoped_refptr<cc::ContextProvider> null_offscreen_context_provider_;
 
   typedef base::ScopedPtrHashMap<cc::UIResourceId, cc::ScopedUIResource>
         UIResourceMap;
   UIResourceMap ui_resource_map_;
 
   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);
 };
 
 } // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_IMPL_ANDROID_H_