MediaStream audio sourcing: Bypass audio processing for non-WebRTC cases.

content/renderer/media/media_stream_source.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_RENDERER_MEDIA_MEDIA_STREAM_SOURCE_H_
 #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_SOURCE_H_
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
@@ skipping 35 matching lines @@
   // Stops the source (by calling DoStopSource()). This sets the
   // WebMediaStreamSource::readyState to ended, triggers the |stop_callback_|
   // if set. All pointers to this object are invalid after calling this.
   void StopSource();
 
   void ResetSourceStoppedCallback() {
     DCHECK(!stop_callback_.is_null());
     stop_callback_.Reset();
   }
 
- protected:
-  // Called when StopSource is called. It allows derived classes to implement
-  // its  own Stop method.
-  virtual void DoStopSource() = 0;
-
   // Sets device information about a source that has been created by a
   // JavaScript call to GetUserMedia. F.E a camera or microphone.
   void SetDeviceInfo(const StreamDeviceInfo& device_info) {
     device_info_ = device_info;
   }
 
   // Sets a callback that will be triggered when StopSource is called.
   void SetStopCallback(const SourceStoppedCallback& stop_callback) {
     DCHECK(stop_callback_.is_null());
     stop_callback_ = stop_callback;
   }
 
+ protected:
+  // Called when StopSource is called. It allows derived classes to implement
+  // its own Stop method.
+  virtual void DoStopSource() = 0;
+
  private:
   StreamDeviceInfo device_info_;
   SourceStoppedCallback stop_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaStreamSource);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_SOURCE_H_