[Remoting Android] Remove Synchronizations on RenderData

remoting/android/java/src/org/chromium/chromoting/TrackpadInputStrategy.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;
 
 import android.graphics.PointF;
 import android.view.MotionEvent;
 
 /**
  * Defines a set of behavior and methods to simulate trackpad behavior when responding to
  * local input event data.  This class is also responsible for forwarding input event data
  * to the remote host for injection there.
  */
 public class TrackpadInputStrategy implements InputStrategyInterface {
     private final RenderData mRenderData;
     private final InputEventSender mInjector;
 
     /** Mouse-button currently held down, or BUTTON_UNDEFINED otherwise. */
     private int mHeldButton = InputStub.BUTTON_UNDEFINED;
 
     public TrackpadInputStrategy(RenderData renderData, InputEventSender injector) {
         Preconditions.notNull(injector);
         mRenderData = renderData;
         mInjector = injector;
 
-        synchronized (mRenderData) {
-            mRenderData.drawCursor = true;
-        }
+        mRenderData.drawCursor = true;
     }
 
     @Override
     public boolean onTap(int button) {
         mInjector.sendMouseClick(getCursorPosition(), button);
         return true;
     }
 
     @Override
     public boolean onPressAndHold(int button) {
@@ skipping 30 matching lines @@
     public DesktopView.InputFeedbackType getLongPressFeedbackType() {
         return DesktopView.InputFeedbackType.SMALL_ANIMATION;
     }
 
     @Override
     public boolean isIndirectInputMode() {
         return true;
     }
 
     private PointF getCursorPosition() {
-        synchronized (mRenderData) {
-            return mRenderData.getCursorPosition();
-        }
+        return mRenderData.getCursorPosition();
     }
 }