Merge "Extract NotificationSwipeHelper and related state from NSSL."

    public static final float SWIPED_FAR_ENOUGH_SIZE_FRACTION = 0.6f;

    static final float MAX_SCROLL_SIZE_FRACTION = 0.3f;

    protected final Handler mHandler;

    private float mMinSwipeProgress = 0f;

    private float mMaxSwipeProgress = 1f;

    private final FlingAnimationUtils mFlingAnimationUtils;

    private float mPagingTouchSlop;

    private final Callback mCallback;

    private final Handler mHandler;

    private final int mSwipeDirection;

    private final VelocityTracker mVelocityTracker;

    private final FalsingManager mFalsingManager;