Merge "Reducing the click delay while screen magnification is enabled." into jb-mr1-dev

    private static final int DEFAULT_SCREEN_MAGNIFICATION_AUTO_UPDATE = 1;

    private static final float DEFAULT_WINDOW_ANIMATION_SCALE = 1.0f;

    private static final int MULTI_TAP_TIME_SLOP_ADJUSTMENT = 50;

    private final IWindowManager mWindowManagerService = IWindowManager.Stub.asInterface(

            ServiceManager.getService("window"));

    private final WindowManager mWindowManager;

    private final Viewport mViewport;

    private final int mTapTimeSlop = ViewConfiguration.getTapTimeout();

    private final int mMultiTapTimeSlop = ViewConfiguration.getDoubleTapTimeout();

    private final int mMultiTapTimeSlop =

            ViewConfiguration.getDoubleTapTimeout() - MULTI_TAP_TIME_SLOP_ADJUSTMENT;

    private final int mTapDistanceSlop;

    private final int mMultiTapDistanceSlop;

                    } else if (mTapCount < ACTION_TAP_COUNT) {

                        Message message = mHandler.obtainMessage(

                                MESSAGE_TRANSITION_TO_DELEGATING_STATE);

                        mHandler.sendMessageDelayed(message, mTapTimeSlop + mMultiTapDistanceSlop);

                        mHandler.sendMessageDelayed(message, mMultiTapTimeSlop);

                    }

                    clearLastDownEvent();

                    mLastDownEvent = MotionEvent.obtain(event);