Import TestRunner library into chromium.

content/test/layout_tests/runner/MockWebAudioDevice.h

Index: content/test/layout_tests/runner/MockWebAudioDevice.h
diff --git a/third_party/tcmalloc/chromium/src/base/synchronization_profiling.h b/content/test/layout_tests/runner/MockWebAudioDevice.h
similarity index 63%
copy from third_party/tcmalloc/chromium/src/base/synchronization_profiling.h
copy to content/test/layout_tests/runner/MockWebAudioDevice.h
index cf02c218a111806189f71f7b528a83b5ceb164a4..f72ccf6f40c455ea5c5253e80d91927ab05a76c1 100644
--- a/third_party/tcmalloc/chromium/src/base/synchronization_profiling.h
+++ b/content/test/layout_tests/runner/MockWebAudioDevice.h
@@ -1,5 +1,9 @@
-/* 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
@@ -26,25 +30,30 @@
  * 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 "content/test/layout_tests/runner/TestCommon.h"
+#include "third_party/WebKit/public/platform/WebAudioDevice.h"
+#include "third_party/WebKit/public/platform/WebNonCopyable.h"
+
+namespace WebTestRunner {
+
+class MockWebAudioDevice : public blink::WebAudioDevice, public blink::WebNonCopyable {
+public:
+    explicit MockWebAudioDevice(double sampleRate);
+    virtual ~MockWebAudioDevice();
 
-#include "base/basictypes.h"
+    virtual void start();
+    virtual void stop();
+    virtual double sampleRate();
 
-namespace base {
+private:
+    double m_sampleRate;
+};
 
-// 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.
+} // namespace WebTestRunner
 
-// 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_
+#endif // MockWebAudioDevice_h