Cache bluetooth connection state from callback

Bug: 21444506
Change-Id: Idebcc1974fdd7551645d10eea4e30d9e1133556b
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
index cbe4c4d..8fa9c7e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
@@ -35,7 +35,7 @@
     void disconnect(CachedBluetoothDevice device);
 
     public interface Callback {
-        void onBluetoothStateChange(boolean enabled, boolean connecting);
+        void onBluetoothStateChange(boolean enabled);
         void onBluetoothDevicesChanged();
     }
 }