[Android] Incorporate findbugs into android builds.

content/public/android/javatests/src/org/chromium/content/browser/LocationProviderTest.java

 // Copyright 2012 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.content.browser;
 
 import android.app.Activity;
 import android.test.InstrumentationTestCase;
 import android.test.UiThreadTest;
 import android.test.suitebuilder.annotation.SmallTest;
 
+import org.chromium.base.annotations.SuppressFBWarnings;
 import org.chromium.base.test.util.Feature;
 
 /**
  * Test suite for LocationProvider.
  */
 public class LocationProviderTest extends InstrumentationTestCase {
     private Activity mActivity;
     private LocationProviderAdapter mLocationProvider;
 
+    @SuppressFBWarnings("URF_UNREAD_FIELD")
     @Override
     public void setUp() {
         mActivity = new Activity();
         mLocationProvider =
                 LocationProviderAdapter.create(getInstrumentation().getTargetContext());
     }
 
     /**
      * Verify a normal start/stop call pair without any activity pauses.
      */
@@ skipping 15 matching lines @@
     @Feature({"Location"})
     public void testStartUpgradeStop() throws Exception {
         mLocationProvider.start(false);
         assertTrue("Should be running", mLocationProvider.isRunning());
         mLocationProvider.start(true);
         assertTrue("Should be running", mLocationProvider.isRunning());
         mLocationProvider.stop();
         assertFalse("Should have stopped", mLocationProvider.isRunning());
     }
 }