Merge "Add null check for input receiver before updating batching" into ub-launcher3-master

    private void reset() {

        mConsumer = mUncheckedConsumer = mResetGestureInputConsumer;

        mGestureState = DEFAULT_STATE;

        // By default, use batching of the input events

        // By default, use batching of the input events, but check receiver before using in the rare

        // case that the monitor was disposed before the swipe settled

        if (mInputEventReceiver != null) {

            mInputEventReceiver.setBatchingEnabled(true);

        }

    }

    private void preloadOverview(boolean fromInit) {

        if (!mDeviceState.isUserUnlocked()) {