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

components/cronet/android/java/src/org/chromium/net/CronetUrlRequestContext.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.content.Context;
 import android.os.Build;
 import android.os.ConditionVariable;
 import android.os.Handler;
@@ skipping 25 matching lines @@
 
 /**
  * CronetEngine using Chromium HTTP stack implementation.
  */
 @JNINamespace("cronet")
 @UsedByReflection("CronetEngine.java")
 class CronetUrlRequestContext extends CronetEngine {
     private static final int LOG_NONE = 3;  // LOG(FATAL), no VLOG.
     private static final int LOG_DEBUG = -1;  // LOG(FATAL...INFO), VLOG(1)
     private static final int LOG_VERBOSE = -2;  // LOG(FATAL...INFO), VLOG(2)
-    static final String LOG_TAG = "ChromiumNetwork";
+    static final String LOG_TAG = CronetUrlRequestContext.class.getSimpleName();
 
     /**
      * Synchronize access to mUrlRequestContextAdapter and shutdown routine.
      */
     private final Object mLock = new Object();
     private final ConditionVariable mInitCompleted = new ConditionVariable(false);
     private final AtomicInteger mActiveRequestCount = new AtomicInteger(0);
 
     private long mUrlRequestContextAdapter = 0;
     private Thread mNetworkThread;
@@ skipping 518 matching lines @@
 
     @NativeClassQualifiedName("CronetURLRequestContextAdapter")
     private native void nativeEnableNetworkQualityEstimator(long nativePtr);
 
     @NativeClassQualifiedName("CronetURLRequestContextAdapter")
     private native void nativeProvideRTTObservations(long nativePtr, boolean should);
 
     @NativeClassQualifiedName("CronetURLRequestContextAdapter")
     private native void nativeProvideThroughputObservations(long nativePtr, boolean should);
 }