Merge "Ensure the notif panel is inflated" into rvc-qpr-dev

        boolean isKeyboardVisible = (vis & InputMethodService.IME_VISIBLE) != 0;

        int bottomMargin = isKeyboardVisible ? 0 : mNavBarHeight;

        ViewGroup container = (ViewGroup) getLayout();

        if (container == null) {

            // Notification panel hasn't been inflated before. We shouldn't try to update the layout

            // params.

            return;

        }

        ViewGroup.MarginLayoutParams params =

                (ViewGroup.MarginLayoutParams) container.getLayoutParams();

        params.setMargins(params.leftMargin, params.topMargin, params.rightMargin, bottomMargin);