android: Migrate old content readback to use async readback (and delegated renderer)

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 21e5e9a83125ecafca6bdd957bb9f4683df5e821..d5bbf882745ddb5a28b4e3d23d64ab7f57579b71 100644
--- a/content/browser/renderer_host/compositor_impl_android.h
+++ b/content/browser/renderer_host/compositor_impl_android.h
@@ -17,13 +17,13 @@
 #include "content/public/browser/android/compositor.h"
 #include "third_party/khronos/GLES2/gl2.h"
 
+class SkBitmap;
 struct ANativeWindow;
 
 namespace cc {
 class InputHandlerClient;
 class Layer;
 class LayerTreeHost;
-class ScopedUIResource;
 }
 
 namespace content {
@@ -58,18 +58,13 @@ class CONTENT_EXPORT CompositorImpl
   virtual bool CompositeAndReadback(
       void *pixels, const gfx::Rect& rect) OVERRIDE;
   virtual void Composite() OVERRIDE;
-  virtual cc::UIResourceId GenerateUIResource(
-      const cc::UIResourceBitmap& bitmap) OVERRIDE;
+  virtual cc::UIResourceId GenerateUIResource(const SkBitmap& bitmap,
+                                              bool is_transient) OVERRIDE;
+  virtual cc::UIResourceId GenerateCompressedUIResource(const gfx::Size& size,
+                                                        void* pixels,
+                                                        bool is_transient)
+      OVERRIDE;
   virtual void DeleteUIResource(cc::UIResourceId resource_id) OVERRIDE;
-  virtual GLuint GenerateTexture(gfx::JavaBitmap& bitmap) OVERRIDE;
-  virtual GLuint GenerateCompressedTexture(
-      gfx::Size& size, int data_size, void* data) OVERRIDE;
-  virtual void DeleteTexture(GLuint texture_id) OVERRIDE;
-  virtual bool CopyTextureToBitmap(GLuint texture_id,
-                                   gfx::JavaBitmap& bitmap) OVERRIDE;
-  virtual bool CopyTextureToBitmap(GLuint texture_id,
-                                   const gfx::Rect& sub_rect,
-                                   gfx::JavaBitmap& bitmap) OVERRIDE;
 
   // LayerTreeHostClient implementation.
   virtual void WillBeginMainFrame(int frame_id) OVERRIDE {}
@@ -98,9 +93,9 @@ class CONTENT_EXPORT CompositorImpl
   virtual void OnLostResources() OVERRIDE;
 
  private:
-  GLuint BuildBasicTexture();
-  GLenum GetGLFormatForBitmap(gfx::JavaBitmap& bitmap);
-  GLenum GetGLTypeForBitmap(gfx::JavaBitmap& bitmap);
+  cc::UIResourceId GenerateUIResourceFromUIResourceBitmap(
+      const cc::UIResourceBitmap& bitmap,
+      bool is_transient);
 
   scoped_refptr<cc::Layer> root_layer_;
   scoped_ptr<cc::LayerTreeHost> host_;
@@ -115,8 +110,8 @@ class CONTENT_EXPORT CompositorImpl
 
   scoped_refptr<cc::ContextProvider> null_offscreen_context_provider_;
 
-  typedef base::ScopedPtrHashMap<cc::UIResourceId, cc::ScopedUIResource>
-        UIResourceMap;
+  typedef base::ScopedPtrHashMap<cc::UIResourceId, cc::UIResourceClient>
+      UIResourceMap;
   UIResourceMap ui_resource_map_;
 
   gfx::NativeWindow root_window_;