test_runner: Migrate MockWebAudioDevice to our Chromium C++ style.

content/shell/renderer/test_runner/MockWebAudioDevice.h

Index: content/shell/renderer/test_runner/MockWebAudioDevice.h
diff --git a/content/shell/renderer/test_runner/MockWebAudioDevice.h b/content/shell/renderer/test_runner/MockWebAudioDevice.h
deleted file mode 100644
index a18fa6d22100920db981f1a8f90fe65f5b4be5f7..0000000000000000000000000000000000000000
--- a/content/shell/renderer/test_runner/MockWebAudioDevice.h
+++ /dev/null
@@ -1,31 +0,0 @@
-// 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_MOCKWEBAUDIODEVICE_H_
-#define CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKWEBAUDIODEVICE_H_
-
-#include "base/basictypes.h"
-#include "content/shell/renderer/test_runner/TestCommon.h"
-#include "third_party/WebKit/public/platform/WebAudioDevice.h"
-
-namespace content {
-
-class MockWebAudioDevice : public blink::WebAudioDevice {
-public:
-    explicit MockWebAudioDevice(double sampleRate);
-    virtual ~MockWebAudioDevice();
-
-    virtual void start();
-    virtual void stop();
-    virtual double sampleRate();
-
-private:
-    double m_sampleRate;
-
-    DISALLOW_COPY_AND_ASSIGN(MockWebAudioDevice);
-};
-
-} // namespace content
-
-#endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKWEBAUDIODEVICE_H_