Save changed name from CachedBluetoothDevice to native storage

The change preserves the friendly name change over power cycle.
bug 5081605

Change-Id: I2b2cce5a789c72d52439511c42df369639eb0b4b

src/com/android/settings/bluetooth/DockEventReceiver.java

@@ -54,7 +54,7 @@ public final class DockEventReceiver extends BroadcastReceiver {
 
         if (DEBUG) {
             Log.d(TAG, "Action: " + intent.getAction() + " State:" + state + " Device: "
-                    + (device == null ? "null" : device.getName()));
+                    + (device == null ? "null" : device.getAliasName()));
         }
 
         if (Intent.ACTION_DOCK_EVENT.equals(intent.getAction())