Revert of Chrome power profiler service

content/browser/power_profiler/power_data_provider.h

-// Copyright 2014 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_POWER_DATA_PROVIDER_H_
-#define CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_
-
-#include <vector>
-
-#include "base/memory/scoped_ptr.h"
-#include "content/browser/power_profiler/power_event.h"
-
-namespace content {
-
-typedef std::vector<PowerEvent> PowerEventVector;
-
-// A class used to get power usage.
-class PowerDataProvider {
- public:
-  static scoped_ptr<PowerDataProvider> Create();
-
-  PowerDataProvider() {}
-  virtual ~PowerDataProvider() {}
-
-  // Returns a vector of power events, one per type, for the types it supports.
-  virtual PowerEventVector GetData() = 0;
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_