test_runner: Move everything else into content namespace.

content/shell/renderer/test_runner/MockWebRTCDTMFSenderHandler.h

 // Copyright 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_SHELL_RENDERER_TEST_RUNNER_MOCKWEBRTCDTMFSENDERHANDLER_H_
 #define CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKWEBRTCDTMFSENDERHANDLER_H_
 
 #include "base/basictypes.h"
 #include "content/shell/renderer/test_runner/TestCommon.h"
 #include "content/shell/renderer/test_runner/WebTask.h"
 #include "third_party/WebKit/public/platform/WebMediaStreamTrack.h"
 #include "third_party/WebKit/public/platform/WebRTCDTMFSenderHandler.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 
-namespace WebTestRunner {
+namespace content {
 
 class WebTestDelegate;
 
 class MockWebRTCDTMFSenderHandler : public blink::WebRTCDTMFSenderHandler {
 public:
     MockWebRTCDTMFSenderHandler(const blink::WebMediaStreamTrack&, WebTestDelegate*);
 
     virtual void setClient(blink::WebRTCDTMFSenderHandlerClient*) OVERRIDE;
 
     virtual blink::WebString currentToneBuffer() OVERRIDE;
@@ skipping 10 matching lines @@
 
     blink::WebRTCDTMFSenderHandlerClient* m_client;
     blink::WebMediaStreamTrack m_track;
     blink::WebString m_toneBuffer;
     WebTaskList m_taskList;
     WebTestDelegate* m_delegate;
 
     DISALLOW_COPY_AND_ASSIGN(MockWebRTCDTMFSenderHandler);
 };
 
-}
+}  // namespace content
 
 #endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKWEBRTCDTMFSENDERHANDLER_H_