Reland "Replace Chrome IPC with Mojo IPC for querying BatteryStatus service"

content/browser/battery_status/battery_status_manager.h

Index: content/browser/battery_status/battery_status_manager.h
diff --git a/content/browser/battery_status/battery_status_manager.h b/content/browser/battery_status/battery_status_manager.h
deleted file mode 100644
index 6d312e7988cc44d502029e9a62fd3188792052e6..0000000000000000000000000000000000000000
--- a/content/browser/battery_status/battery_status_manager.h
+++ /dev/null
@@ -1,36 +0,0 @@
-// 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 CHROME_BROWSER_BATTERY_STATUS_BATTERY_STATUS_MANAGER_H_
-#define CHROME_BROWSER_BATTERY_STATUS_BATTERY_STATUS_MANAGER_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "build/build_config.h"
-#include "content/browser/battery_status/battery_status_service.h"
-
-namespace content {
-
-// Platform specific manager class for fetching battery status data.
-class CONTENT_EXPORT BatteryStatusManager {
- public:
-  // Creates a BatteryStatusManager object. |callback| should be called when the
-  // battery status changes.
-  static scoped_ptr<BatteryStatusManager> Create(
-      const BatteryStatusService::BatteryUpdateCallback& callback);
-
-  virtual ~BatteryStatusManager() {}
-
-  // Start listening for battery status changes. New updates are signalled
-  // by invoking the callback provided at construction time.
-  // Note that this is called in the IO thread.
-  virtual bool StartListeningBatteryChange() = 0;
-
-  // Stop listening for battery status changes.
-  // Note that this is called in the IO thread.
-  virtual void StopListeningBatteryChange() = 0;
-};
-
-}  // namespace content
-
-#endif  // CHROME_BROWSER_BATTERY_STATUS_BATTERY_STATUS_MANAGER_H_