mash: Move several chromeos system tray items to //ash/common

ash/common/system/chromeos/bluetooth/bluetooth_notification_controller.h

Index: ash/common/system/chromeos/bluetooth/bluetooth_notification_controller.h
diff --git a/ash/system/chromeos/bluetooth/bluetooth_notification_controller.h b/ash/common/system/chromeos/bluetooth/bluetooth_notification_controller.h
similarity index 93%
rename from ash/system/chromeos/bluetooth/bluetooth_notification_controller.h
rename to ash/common/system/chromeos/bluetooth/bluetooth_notification_controller.h
index 9d7443cd9f5e4bd3fbccd3672e231e7c4c6894ff..5155c392b8d3293c9f4a741b5e7c57e012864ed3 100644
--- a/ash/system/chromeos/bluetooth/bluetooth_notification_controller.h
+++ b/ash/common/system/chromeos/bluetooth/bluetooth_notification_controller.h
@@ -2,15 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_SYSTEM_CHROMEOS_BLUETOOTH_BLUETOOTH_NOTIFICATION_CONTROLLER_H_
-#define ASH_SYSTEM_CHROMEOS_BLUETOOTH_BLUETOOTH_NOTIFICATION_CONTROLLER_H_
+#ifndef ASH_COMMON_SYSTEM_CHROMEOS_BLUETOOTH_BLUETOOTH_NOTIFICATION_CONTROLLER_H_
+#define ASH_COMMON_SYSTEM_CHROMEOS_BLUETOOTH_BLUETOOTH_NOTIFICATION_CONTROLLER_H_
 
 #include <stdint.h>
 
 #include <set>
+#include <string>
 
 #include "ash/ash_export.h"
-#include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
@@ -91,4 +91,4 @@ class ASH_EXPORT BluetoothNotificationController
 
 }  // namespace ash
 
-#endif  // ASH_SYSTEM_CHROMEOS_BLUETOOTH_BLUETOOTH_NOTIFICATION_CONTROLLER_H_
+#endif  // ASH_COMMON_SYSTEM_CHROMEOS_BLUETOOTH_BLUETOOTH_NOTIFICATION_CONTROLLER_H_