Decouple bluetooth_event_router from extension_system.

chrome/browser/extensions/api/bluetooth/bluetooth_event_router.h

 // Copyright (c) 2012 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_EXTENSIONS_BLUETOOTH_EVENT_ROUTER_H_
-#define CHROME_BROWSER_EXTENSIONS_BLUETOOTH_EVENT_ROUTER_H_
+#ifndef CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_BLUETOOTH_EVENT_ROUTER_H_
+#define CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_BLUETOOTH_EVENT_ROUTER_H_
 
 #include <map>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_vector.h"
-#include "chrome/browser/profiles/profile.h"
 #include "chrome/common/extensions/api/bluetooth.h"
 #include "device/bluetooth/bluetooth_adapter.h"
 #include "device/bluetooth/bluetooth_socket.h"
 
+class Profile;
+
 namespace extensions {
 
 class ExtensionBluetoothEventRouter
     : public device::BluetoothAdapter::Observer {
  public:
   explicit ExtensionBluetoothEventRouter(Profile* profile);
   virtual ~ExtensionBluetoothEventRouter();
 
   // adapter() will return NULL if the bluetooth adapter is not supported in the
   // current platform.
@@ skipping 65 matching lines @@
 
   typedef ScopedVector<extensions::api::bluetooth::Device>
       DeviceList;
   DeviceList discovered_devices_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionBluetoothEventRouter);
 };
 
 }  // namespace extensions
 
-#endif  // CHROME_BROWSER_EXTENSIONS_BLUETOOTH_EVENT_ROUTER_H_
+#endif  // CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_BLUETOOTH_EVENT_ROUTER_H_