[Android] Incorporate findbugs into android builds.

components/devtools_bridge/android/javatests/src/org/chromium/components/devtools_bridge/commands/CommandSenderTest.java

 // Copyright 2014 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.components.devtools_bridge.commands;
 
 import android.test.InstrumentationTestCase;
 import android.test.suitebuilder.annotation.SmallTest;
 
 import junit.framework.Assert;
 
+import org.chromium.base.annotations.SuppressFBWarnings;
 import org.chromium.components.devtools_bridge.RTCConfiguration;
 import org.chromium.components.devtools_bridge.SessionBase;
 
 import java.util.ArrayList;
 import java.util.List;
 
 /**
  * Tests for {@link CommandSender}
  */
+@SuppressFBWarnings("URF_UNREAD_FIELD")
 public class CommandSenderTest extends InstrumentationTestCase {
     private static final RTCConfiguration CONFIG = new RTCConfiguration.Builder()
             .addIceServer("http://example.org")
             .build();
 
     private Command mCommand;
     private Runnable mCompletionCallback;
     private String mAnswer;
     private String mErrorMessage;
     private List<String> mServerCandidates;
@@ skipping 84 matching lines @@
         public void onSuccess(List<String> serverCandidates) {
             mServerCandidates = serverCandidates;
         }
 
         @Override
         public void onFailure(String errorMessage) {
             mErrorMessage = errorMessage;
         }
     }
 }