chrome power profiler chrome side changes

content/browser/power_profiler/power_profiler_helper_dummy.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_BROWSER_POWER_PROFILER_HELPER_DUMMY_H_
+#define CONTENT_BROWSER_POWER_PROFILER_HELPER_DUMMY_H_
+
+#include "content/browser/power_profiler/power_profiler_helper.h"
+
+namespace content {
+
+class PowerProfilerHelperDummy : public PowerProfilerHelper {

[pfeldman, 2014/01/09 11:38:58]

Also move into helper.

+ public:
+  virtual ~PowerProfilerHelperDummy() { }
+
+  virtual bool Initialize() OVERRIDE { return false; }
+
+  virtual void Reset(size_t) OVERRIDE { }
+
+  virtual int GetData(PowerEvent* data, double* energies, int count) OVERRIDE {
+    return -1;
+  }
+
+ protected:
+  PowerProfilerHelperDummy() { }
+
+ private:
+  friend class PowerProfilerHelperFactory;
+  DISALLOW_COPY_AND_ASSIGN(PowerProfilerHelperDummy);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_POWER_PROFILER_HELPER_DUMMY_H_