Move cronet from //net into //components.

components/cronet/android/java/src/org/chromium/net/UrlRequestContext.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.ConditionVariable;
 import android.os.Process;
 
@@ skipping 101 matching lines @@
 
     private native void nativeInitializeStatistics();
 
     private native String nativeGetStatisticsJSON(String filter);
 
     private native void nativeStartNetLogToFile(long urlRequestContextPeer,
             String fileName);
 
     private native void nativeStopNetLog(long urlRequestContextPeer);
 }