[Android] Incorporate findbugs into android builds.

components/cronet/android/test/javatests/src/org/chromium/net/MockUrlRequestJobTest.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.net;
 
 import android.test.suitebuilder.annotation.LargeTest;
 import android.test.suitebuilder.annotation.SmallTest;
 
+import org.chromium.base.annotations.SuppressFBWarnings;
 import org.chromium.base.test.util.Feature;
 
 import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.util.HashMap;
 import java.util.List;
 import java.util.concurrent.Executors;
 
 /**
  * Tests that use mock URLRequestJobs to simulate URL requests.
@@ skipping 225 matching lines @@
             Executors.newCachedThreadPool().execute(cancelTask);
             listener.blockForComplete();
             assertFalse(channel.isOpen());
             // Since getAllHeaders and other methods in
             // checkAfterAdapterDestroyed() acquire mLock, so this will happen
             // after the adapter is destroyed.
             checkAfterAdapterDestroyed(request);
         }
     }
 
+    @SuppressFBWarnings("DLS_DEAD_LOCAL_STORE")

[mef, 2015/03/23 19:28:10]

Is DLS_DEAD_LOCAL_STORE complaining about value being stored in local variable,
but not used afterwards?

[jbudorick, 2015/03/23 19:49:21]

Yes; see the entry for DLS_DEAD_LOCAL_STORE in
http://findbugs.sourceforge.net/bugDescriptions.html

     @SmallTest
     @Feature({"Cronet"})
     public void testNoWriteAfterSyncCancel() throws Exception {
         HashMap<String, String> headers = new HashMap<String, String>();
         TestByteChannel channel = new TestByteChannel();
         TestHttpUrlRequestListener listener = new TestHttpUrlRequestListener();
 
         String data = "MyBigFunkyData";
         int dataLength = data.length();
         int repeatCount = 10000;
@@ skipping 29 matching lines @@
         String mockUrl = mMockUrlRequestJobFactory.getMockUrlForData(data,
                 repeatCount);
         createRequestAndWaitForComplete(mockUrl, false);
         assertEquals(mockUrl, mListener.mUrl);
         for (int i = 0; i < repeatCount; ++i) {
             assertEquals(data, mListener.mResponseAsString.substring(
                     dataLength * i, dataLength * (i + 1)));
         }
     }
 }