[Cronet] Fix up log TAGs to be accurate and prevent future inaccuracies.

components/cronet/android/test/javatests/src/org/chromium/net/QuicTest.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.net;
 
 import android.os.ConditionVariable;
 import android.test.suitebuilder.annotation.LargeTest;
 import android.test.suitebuilder.annotation.SmallTest;
 
 import org.chromium.base.Log;
 import org.chromium.base.annotations.SuppressFBWarnings;
 import org.chromium.base.test.util.Feature;
 import org.chromium.net.CronetTestBase.OnlyRunNativeCronet;
 import org.json.JSONObject;
 
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.util.HashMap;
 import java.util.concurrent.Executors;
 
 /**
  * Tests making requests using QUIC.
  */
 public class QuicTest extends CronetTestBase {
-    private static final String TAG = "cr.QuicTest";
+    private static final String TAG = QuicTest.class.getSimpleName();
     private CronetTestFramework mTestFramework;
     private CronetEngine.Builder mBuilder;
 
     @Override
     protected void setUp() throws Exception {
         super.setUp();
         // Load library first, since we need the Quic test server's URL.
         System.loadLibrary("cronet_tests");
         QuicTestServer.startQuicTestServer(getContext());
 
@@ skipping 180 matching lines @@
         // that executor has finished posting the RTT observation to the RTT listeners.
         // NETWORK_QUALITY_OBSERVATION_SOURCE_URL_REQUEST
         assertTrue(rttListener.rttObservationCount(0) > 0);
 
         // NETWORK_QUALITY_OBSERVATION_SOURCE_QUIC
         assertTrue(rttListener.rttObservationCount(2) > 0);
 
         mTestFramework.mCronetEngine.shutdown();
     }
 }