Implementing uploading of a WebRTC diagnostic log.

content/renderer/media/webrtc_logging_handler_impl.h

 // Copyright (c) 2013 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_WEBRTC_LOGGING_HANDLER_IMPL_H_
 #define CONTENT_RENDERER_MEDIA_WEBRTC_LOGGING_HANDLER_IMPL_H_
 
 #include <string>
 
 #include "base/shared_memory.h"
 #include "base/threading/non_thread_safe.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "third_party/libjingle/overrides/logging/log_message_delegate.h"
 
 namespace base {
 class MessageLoopProxy;
+class PartialCircularBuffer;
 }
 
 namespace content {
 
-class PartialCircularBuffer;
 class WebRtcLoggingMessageFilter;
 
 // WebRtcLoggingHandlerImpl handles WebRTC logging. There is one object per
 // render process, owned by WebRtcLoggingMessageFilter. It communicates with
 // WebRtcLoggingHandlerHost and receives logging messages from libjingle and
 // writes them to a shared memory buffer.
 class CONTENT_EXPORT WebRtcLoggingHandlerImpl
     : public NON_EXPORTED_BASE(talk_base::LogMessageDelegate),
       public NON_EXPORTED_BASE(base::NonThreadSafe) {
  public:
   WebRtcLoggingHandlerImpl(
       const scoped_refptr<base::MessageLoopProxy>& io_message_loop);
 
   virtual ~WebRtcLoggingHandlerImpl();
 
   // talk_base::LogMessageDelegate implementation.
   virtual void LogMessage(const std::string& message) OVERRIDE;
 
   void OnFilterRemoved();
 
   void OnLogOpened(base::SharedMemoryHandle handle, uint32 length);
   void OnOpenLogFailed();
 
  private:
   scoped_refptr<base::MessageLoopProxy> io_message_loop_;
   scoped_ptr<base::SharedMemory> shared_memory_;
-  scoped_ptr<content::PartialCircularBuffer> circular_buffer_;
+  scoped_ptr<base::PartialCircularBuffer> circular_buffer_;
 
   DISALLOW_COPY_AND_ASSIGN(WebRtcLoggingHandlerImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_WEBRTC_LOGGING_HANDLER_IMPL_H_