test_runner: Migrate MockWebRTCDTMFSenderHandler to Chromium C++ style

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 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;
-
-    virtual bool canInsertDTMF() OVERRIDE;
-    virtual bool insertDTMF(const blink::WebString& tones, long duration, long interToneGap) OVERRIDE;
-
-    // WebTask related methods
-    WebTaskList* mutable_task_list() { return &m_taskList; }
-    void clearToneBuffer() { m_toneBuffer.reset(); }
-
-private:
-    MockWebRTCDTMFSenderHandler();
-
-    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_