[Chromoting] TouchInputHandler now listens to events in DesktopView

remoting/android/java/src/org/chromium/chromoting/TouchInputHandlerInterface.java

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chromoting;
 
-import android.view.MotionEvent;
-
 import org.chromium.chromoting.jni.Client;
 
 /**
  * This interface allows multiple styles of touchscreen UI to be implemented and dynamically
  * switched. The DesktopView passes the low-level touchscreen events and other events via this
  * interface. The implementation recognizes and processes the touchscreen gestures, and then
  * performs actions on the DesktopView (such as panning/zooming the display, injecting input, or
  * showing/hiding UI elements). All methods are called on the main UI thread.
  */
 public interface TouchInputHandlerInterface {
     // These constants must match those in the generated struct protocol::MouseEvent_MouseButton.
     int BUTTON_UNDEFINED = 0;
     int BUTTON_LEFT = 1;
     int BUTTON_MIDDLE = 2;
     int BUTTON_RIGHT = 3;
 
     /**
      * Initializes the instance. Implementations can assume this function will be called exactly
      * once after constructor but before other functions.
      */
     void init(Desktop desktop, Client client);
 
     /**
-     * Processes a touch event. This should be called by the View in its onTouchEvent() handler.
-     */
-    boolean onTouchEvent(MotionEvent event);
-
-    /**
-     * Called whenever the client display area changes size. The caller will handle repainting
-     * after this method returns.
-     */
-    void onClientSizeChanged(int width, int height);
-
-    /**
-     * Called when the host screen size is changed. The caller will handle repainting after this
-     * method returns.
-     */
-    void onHostSizeChanged(int width, int height);
-
-    /**
      * Whilst an animation is in progress, this method is called repeatedly until the animation is
      * cancelled. After this method returns, the DesktopView will schedule a repaint.
      */
     void processAnimation();
 }