Merge "Set next page immediately on subsequent arrow/tab presses when...

    private boolean snapToPageRelative(int delta, boolean cycle,

            @TaskGridNavHelper.TASK_NAV_DIRECTION int direction) {

        // Ignore grid page snap events while scroll animations are running, otherwise the next

        // page gets set before the animation finishes and can cause jumps.

        // Set next page if scroll animation is still running, otherwise cannot snap to the

        // next page on successive key presses. Setting the current page aborts the scroll.

        if (!mScroller.isFinished()) {

            return true;

            setCurrentPage(getNextPage());

        }

        int pageCount = getPageCount();

        if (pageCount == 0) {