Handle Left out paths on Android/Aura for Async ReadBack.

content/browser/renderer_host/render_widget_host_view_aura.cc

 // 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.
 
 #include "content/browser/renderer_host/render_widget_host_view_aura.h"
 
 #include "base/auto_reset.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 1839 matching lines @@
   }
 
   if (result->HasTexture()) {
     PrepareTextureCopyOutputResult(dst_size_in_pixel, config,
                                    callback,
                                    result.Pass());
     return;
   }
 
   DCHECK(result->HasBitmap());
-  PrepareBitmapCopyOutputResult(dst_size_in_pixel, callback, result.Pass());
+  PrepareBitmapCopyOutputResult(dst_size_in_pixel, config, callback,
+                                result.Pass());
 }
 
 static void CopyFromCompositingSurfaceFinished(
     const base::Callback<void(bool, const SkBitmap&)>& callback,
     scoped_ptr<cc::SingleReleaseCallback> release_callback,
     scoped_ptr<SkBitmap> bitmap,
     scoped_ptr<SkAutoLockPixels> bitmap_pixels_lock,
     bool result) {
   bitmap_pixels_lock.reset();
   release_callback->Run(0, false);
   callback.Run(result, *bitmap);
 }
 
 // static
 void RenderWidgetHostViewAura::PrepareTextureCopyOutputResult(
     const gfx::Size& dst_size_in_pixel,
     const SkBitmap::Config config,
     const base::Callback<void(bool, const SkBitmap&)>& callback,
     scoped_ptr<cc::CopyOutputResult> result) {
   base::ScopedClosureRunner scoped_callback_runner(
       base::Bind(callback, false, SkBitmap()));
 
   DCHECK(result->HasTexture());
   if (!result->HasTexture())
     return;
 
   scoped_ptr<SkBitmap> bitmap(new SkBitmap);
-  bitmap->setConfig(SkBitmap::kARGB_8888_Config,
+  bitmap->setConfig(config,
                     dst_size_in_pixel.width(), dst_size_in_pixel.height(),
                     0, kOpaque_SkAlphaType);
   if (!bitmap->allocPixels())
     return;
 
   ImageTransportFactory* factory = ImageTransportFactory::GetInstance();
   GLHelper* gl_helper = factory->GetGLHelper();
   if (!gl_helper)
     return;
 
@@ skipping 21 matching lines @@
       base::Bind(&CopyFromCompositingSurfaceFinished,
                  callback,
                  base::Passed(&release_callback),
                  base::Passed(&bitmap),
                  base::Passed(&bitmap_pixels_lock)));
 }
 
 // static
 void RenderWidgetHostViewAura::PrepareBitmapCopyOutputResult(
     const gfx::Size& dst_size_in_pixel,
+    const SkBitmap::Config config
     const base::Callback<void(bool, const SkBitmap&)>& callback,
     scoped_ptr<cc::CopyOutputResult> result) {
+  if (config != SkBitmap::kARGB_8888_Config) {
+    NOTIMPLEMENTED();
+    callback.Run(false, SkBitmap());
+  }
   DCHECK(result->HasBitmap());
-
   base::ScopedClosureRunner scoped_callback_runner(
       base::Bind(callback, false, SkBitmap()));
   if (!result->HasBitmap())
     return;
 
   scoped_ptr<SkBitmap> source = result->TakeBitmap();
   DCHECK(source);
   if (!source)
     return;
 
@@ skipping 1622 matching lines @@
     RenderWidgetHost* widget) {
   return new RenderWidgetHostViewAura(widget);
 }
 
 // static
 void RenderWidgetHostViewPort::GetDefaultScreenInfo(WebScreenInfo* results) {
   GetScreenInfoForWindow(results, NULL);
 }
 
 }  // namespace content