Import TestRunner library into chromium.

content/test/layout_tests/runner/MockWebAudioDevice.h

-/* Copyright (c) 2010, Google Inc.
- * All rights reserved.
+// 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.
+
+/*
+ * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * ---
- * Author: Chris Ruemmler
  */
 
-#ifndef BASE_AUXILIARY_SYNCHRONIZATION_PROFILING_H_
-#define BASE_AUXILIARY_SYNCHRONIZATION_PROFILING_H_
+#ifndef MockWebAudioDevice_h
+#define MockWebAudioDevice_h
 
-#include "base/basictypes.h"
+#include "content/test/layout_tests/runner/TestCommon.h"
+#include "third_party/WebKit/public/platform/WebAudioDevice.h"
+#include "third_party/WebKit/public/platform/WebNonCopyable.h"
 
-namespace base {
+namespace WebTestRunner {
 
-// We can do contention-profiling of SpinLocks, but the code is in
-// mutex.cc, which is not always linked in with spinlock.  Hence we
-// provide a weak definition, which are used if mutex.cc isn't linked in.
+class MockWebAudioDevice : public blink::WebAudioDevice, public blink::WebNonCopyable {
+public:
+    explicit MockWebAudioDevice(double sampleRate);
+    virtual ~MockWebAudioDevice();
 
-// Submit the number of cycles the spinlock spent contending.
-ATTRIBUTE_WEAK extern void SubmitSpinLockProfileData(const void *, int64);
-extern void SubmitSpinLockProfileData(const void *contendedlock,
-                                      int64 wait_cycles) {}
-}
-#endif  // BASE_AUXILIARY_SYNCHRONIZATION_PROFILING_H_
+    virtual void start();
+    virtual void stop();
+    virtual double sampleRate();
+
+private:
+    double m_sampleRate;
+};
+
+} // namespace WebTestRunner
+
+#endif // MockWebAudioDevice_h