@Override public void binderDied() {
			Log.w(TAG, "Service client died, unbind " + delegate.asBinder() + " from " + intent);
			delegate.asBinder().unlinkToDeath(this, 0);
			doUnbind();
		}
Delegate ServiceConnection running in target user, delivering callbacks back to the caller in originating user.
engine/src/main/java/com/oasisfeng/island/shuttle/ServiceShuttleActivity.java