[Android Client] Break down multi-threaded classes by thread

remoting/android/java/src/org/chromium/chromoting/cardboard/Desktop.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;
@@ skipping 205 matching lines @@
      * so that both eyes will have the same texture.
      */
     public void maybeLoadDesktopTexture() {
         synchronized (mReloadTextureLock) {
             if (!mReloadTexture) {
                 return;
             }
         }
 
         // TODO(shichengfeng): Record the time desktop drawing takes.
-        Bitmap bitmap = mClient.getVideoFrame();
+        Bitmap bitmap = mClient.getDisplay().getVideoFrame();
 
         if (bitmap == null) {
             // This can happen if the client is connected, but a complete video frame has not yet
             // been decoded.
             return;
         }
 
         updateVideoFrame(bitmap);
 
         synchronized (mReloadTextureLock) {
             mReloadTexture = false;
         }
     }
 
     /**
      * Inform this object that a new video frame should be rendered.
      * Called from native display thread.
      */
     public void reloadTexture() {
         synchronized (mReloadTextureLock) {
             mReloadTexture = true;
         }
     }
 }