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

cc/resources/ui_resource_bitmap.h

Index: cc/resources/ui_resource_bitmap.h
diff --git a/cc/resources/ui_resource_bitmap.h b/cc/resources/ui_resource_bitmap.h
index 64e962cf8f0147e731514402422dd9202363a4ac..2cce0b31354ca4f402d05ccb2fd79a8b90b1d2a7 100644
--- a/cc/resources/ui_resource_bitmap.h
+++ b/cc/resources/ui_resource_bitmap.h
@@ -44,13 +44,14 @@ class CC_EXPORT UIResourceBitmap {
   // User must ensure that |skbitmap| is immutable.  The SkBitmap Format should
   // be 32-bit RGBA.
   explicit UIResourceBitmap(const SkBitmap& skbitmap);
-  explicit UIResourceBitmap(const skia::RefPtr<SkPixelRef>& pixel_ref);
+  UIResourceBitmap(const skia::RefPtr<SkPixelRef>& pixel_ref, gfx::Size size);
   ~UIResourceBitmap();
 
  private:
   friend class AutoLockUIResourceBitmap;
 
   void Create(const skia::RefPtr<SkPixelRef>& pixel_ref,
+              gfx::Size size,
               UIResourceFormat format);
 
   skia::RefPtr<SkPixelRef> pixel_ref_;