Android implementation of WebAudio audio file decoder

content/public/renderer/render_view.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_PUBLIC_RENDERER_RENDER_VIEW_H_
 #define CONTENT_PUBLIC_RENDERER_RENDER_VIEW_H_
 
 #include "base/basictypes.h"
+#include "base/shared_memory.h"
 #include "base/string16.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_sender.h"
 #include "skia/ext/refptr.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNavigationPolicy.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPageVisibilityState.h"
 #include "ui/gfx/native_widget_types.h"
 
 class SkPicture;
 
@@ skipping 147 matching lines @@
   // Returns a collection of security info about |frame|.
   virtual SSLStatus GetSSLStatusOfFrame(WebKit::WebFrame* frame) const = 0;
 
 #if defined(OS_ANDROID)
   // Returns a SkPicture with the full contents of the current frame as part of
   // the legacy Android WebView capture picture API. As it involves playing back
   // all the drawing commands of the current frame it can have an important
   // performance impact and should not be used for other purposes.
   // Requires enabling the impl-side painting feature in the compositor.
   virtual skia::RefPtr<SkPicture> CapturePicture() = 0;
+
+  // Starts the WebAudio MediaCodec decoder.
+  static void RunWebAudioMediaCodec(

[qinmin, 2013/04/12 14:43:08]

why renderview need to have this, and static?

[Raymond Toy (Google), 2013/04/12 17:06:32]

Not needed, thanks.  I think it was a leftover from a previous implementation.

+      base::SharedMemoryHandle encoded_data_handle,
+      base::FileDescriptor pcm_output);
 #endif
 
  protected:
   virtual ~RenderView() {}
 
  private:
   // This interface should only be implemented inside content.
   friend class RenderViewImpl;
   RenderView() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_RENDER_VIEW_H_