Revert of Implement webview.captureVisibleRegion()

content/browser/compositor/delegated_frame_host.h

 // Copyright 2014 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_COMPOSITOR_DELEGATED_FRAME_HOST_H_
 #define CONTENT_BROWSER_COMPOSITOR_DELEGATED_FRAME_HOST_H_
 
 #include <stdint.h>
 
 #include <vector>
@@ skipping 201 matching lines @@
   void CheckResizeLock();
 
   // Run all on compositing commit callbacks.
   void RunOnCommitCallbacks();
 
   // Add on compositing commit callback.
   void AddOnCommitCallbackAndDisableLocks(const base::Closure& callback);
 
   // Called after async thumbnailer task completes.  Scales and crops the result
   // of the copy.
+  static void CopyFromCompositingSurfaceHasResult(
+      const gfx::Size& dst_size_in_pixel,
+      const SkColorType color_type,
+      const ReadbackRequestCallback& callback,
+      scoped_ptr<cc::CopyOutputResult> result);
+  static void PrepareTextureCopyOutputResult(
+      const gfx::Size& dst_size_in_pixel,
+      const SkColorType color_type,
+      const ReadbackRequestCallback& callback,
+      scoped_ptr<cc::CopyOutputResult> result);
+  static void PrepareBitmapCopyOutputResult(
+      const gfx::Size& dst_size_in_pixel,
+      const SkColorType color_type,
+      const ReadbackRequestCallback& callback,
+      scoped_ptr<cc::CopyOutputResult> result);
   static void CopyFromCompositingSurfaceHasResultForVideo(
       base::WeakPtr<DelegatedFrameHost> rwhva,
       scoped_refptr<OwnedMailbox> subscriber_texture,
       scoped_refptr<media::VideoFrame> video_frame,
       const base::Callback<void(const gfx::Rect&, bool)>& callback,
       scoped_ptr<cc::CopyOutputResult> result);
   static void CopyFromCompositingSurfaceFinishedForVideo(
       base::WeakPtr<DelegatedFrameHost> rwhva,
       const base::Callback<void(bool)>& callback,
       scoped_refptr<OwnedMailbox> subscriber_texture,
@@ skipping 101 matching lines @@
   // YUV readback pipeline.
   scoped_ptr<content::ReadbackYUVInterface>
       yuv_readback_pipeline_;
 
   scoped_ptr<DelegatedFrameEvictor> delegated_frame_evictor_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_COMPOSITOR_DELEGATED_FRAME_HOST_H_