Merge "Fix wrong dock stack bounds after rotation."

import android.content.res.Configuration;

import android.graphics.Rect;

import android.graphics.Region.Op;

import android.hardware.display.DisplayManager;

import android.util.AttributeSet;

import android.util.DisplayMetrics;

import android.view.Display;

import android.view.DisplayInfo;

import android.view.MotionEvent;

import android.view.VelocityTracker;

import android.view.View;

    }

    private void updateDisplayInfo() {

        DisplayMetrics info = mContext.getResources().getDisplayMetrics();

        mDisplayWidth = info.widthPixels;

        mDisplayHeight = info.heightPixels;

        final DisplayManager displayManager =

                (DisplayManager) mContext.getSystemService(Context.DISPLAY_SERVICE);

        Display display = displayManager.getDisplay(Display.DEFAULT_DISPLAY);

        final DisplayInfo info = new DisplayInfo();

        display.getDisplayInfo(info);

        mDisplayWidth = info.logicalWidth;

        mDisplayHeight = info.logicalHeight;

    }

    private int calculatePosition(int touchX, int touchY) {