[Chromoting] Add InputInjector and InputInjectorWrapper for easy unittesting

remoting/android/java/src/org/chromium/chromoting/cardboard/Cursor.java

 // Copyright 2015 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.cardboard;
 
 import static org.chromium.chromoting.cardboard.CardboardUtil.makeFloatBuffer;
 import static org.chromium.chromoting.cardboard.CardboardUtil.makeRectangularTextureBuffer;
 
 import android.graphics.Bitmap;
 import android.graphics.Point;
 import android.graphics.PointF;
 import android.opengl.GLES20;
 
-import org.chromium.chromoting.TouchInputHandler;
+import org.chromium.chromoting.InputStub;
 import org.chromium.chromoting.jni.Client;
 
 import java.nio.FloatBuffer;
 
 /**
  * Cardboard activity desktop cursor that is used to render the image of the mouse
  * cursor onto the desktop.
  */
 public class Cursor {
     private static final String VERTEX_SHADER =
@@ skipping 91 matching lines @@
         return Math.abs(mCursorPosition.x - position.x) > CURSOR_MOVE_THRESHOLD
                 || Math.abs(mCursorPosition.y - position.y) > CURSOR_MOVE_THRESHOLD;
     }
 
     /**
      * Send the mouse move event to host when {@link moveCursor} returns true.
      */
     public void moveTo(PointF position) {
         if (moveCursor(position)) {
             mClient.sendMouseEvent((int) position.x, (int) position.y,
-                    TouchInputHandler.BUTTON_UNDEFINED, false);
+                    InputStub.BUTTON_UNDEFINED, false);
         }
         mCursorPosition = position;
     }
 
     /**
      * Link the texture data for cursor if {@link mReloadTexture} is true.
      * Invoked from {@link com.google.vrtoolkit.cardboard.CardboardView.StereoRenderer.onNewFrame}
      */
     public void maybeLoadTexture(Desktop desktop) {
         synchronized (mReloadTextureLock) {
@@ skipping 98 matching lines @@
 
     /*
      * Clean cursor related opengl data.
      */
     public void cleanup() {
         GLES20.glDeleteShader(mVertexShaderHandle);
         GLES20.glDeleteShader(mFragmentShaderHandle);
         GLES20.glDeleteTextures(1, new int[] {mTextureDataHandle}, 0);
     }
 }