TAPL: avoiding negative final coordinate of swipe-to-all apps

            verifyActiveContainer();

            final UiObject2 hotseat = mHotseat;

            final Point start = hotseat.getVisibleCenter();

            start.y = hotseat.getVisibleBounds().bottom - 1;

            final int swipeHeight = mLauncher.getTestInfo(

                    TestProtocol.REQUEST_HOME_TO_ALL_APPS_SWIPE_HEIGHT).

                    getInt(TestProtocol.TEST_INFO_RESPONSE_FIELD);

            LauncherInstrumentation.log(

                    "switchToAllApps: swipeHeight = " + swipeHeight + ", slop = "

                            + mLauncher.getTouchSlop());

            mLauncher.swipe(

                    start.x,

                    start.y,