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

components/cronet/android/test/src/org/chromium/net/QuicTestServer.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.content.Context;
 import android.os.ConditionVariable;
 
 import org.chromium.base.ContextUtils;
 import org.chromium.base.Log;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.JNINamespace;
 import org.chromium.base.test.util.UrlUtils;
 
 /**
  * Wrapper class to start a Quic test server.
  */
 @JNINamespace("cronet")
 public final class QuicTestServer {
     private static final ConditionVariable sBlock = new ConditionVariable();
-    private static final String TAG = "cr.QuicTestServer";
+    private static final String TAG = QuicTestServer.class.getSimpleName();
 
     private static final String CERT_USED = "quic_test.example.com.crt";
     private static final String KEY_USED = "quic_test.example.com.key";
     private static final String[] CERTS_USED = {CERT_USED};
 
     private static boolean sServerRunning = false;
 
     /*
      * Starts the server.
      */
@@ skipping 48 matching lines @@
     @CalledByNative
     private static void onServerStarted() {
         Log.i(TAG, "Quic server started.");
         sBlock.open();
     }
 
     private static native void nativeStartQuicTestServer(String filePath, String testDataDir);
     private static native void nativeShutdownQuicTestServer();
     private static native int nativeGetServerPort();
 }