Implemented BluetoothExtensionFunction.

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

Index: chrome/browser/extensions/api/bluetooth/bluetooth_event_router.h
diff --git a/chrome/browser/extensions/api/bluetooth/bluetooth_event_router.h b/chrome/browser/extensions/api/bluetooth/bluetooth_event_router.h
index 78d0357f4a531addb95840ff7ccb307dc564b2da..b93858acd9943e434d52af68d934e05f268c9b89 100644
--- a/chrome/browser/extensions/api/bluetooth/bluetooth_event_router.h
+++ b/chrome/browser/extensions/api/bluetooth/bluetooth_event_router.h
@@ -23,13 +23,9 @@ class ExtensionBluetoothEventRouter
   explicit ExtensionBluetoothEventRouter(Profile* profile);
   virtual ~ExtensionBluetoothEventRouter();
 
-  // adapter() will return NULL if the bluetooth adapter is not supported in the
-  // current platform.
-  scoped_refptr<const device::BluetoothAdapter> adapter();
-
-  // GetMutableAdapter will return NULL if the bluetooth adapter is not
+  // GetAdapter will return NULL if the bluetooth adapter is not
   // supported in the current platform.
-  scoped_refptr<device::BluetoothAdapter> GetMutableAdapter();
+  scoped_refptr<device::BluetoothAdapter> GetAdapter();
 
   // Called when a bluetooth event listener is added.
   void OnListenerAdded();