Move TestURLRequestContextGetter to url_request_test_util.{h,cc}

chrome/browser/sync/tools/sync_tools.gyp

 # Copyright (c) 2010 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.
 
 {
   'targets': [
     {
       'target_name': 'sync_listen_notifications',
       'type': 'executable',
       'sources': [
         'sync_listen_notifications.cc',
       ],
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/chrome/chrome.gyp:sync_notifier',
         '<(DEPTH)/chrome/chrome.gyp:test_support_common',
         '<(DEPTH)/content/content.gyp:content_browser',
         '<(DEPTH)/net/net.gyp:net',
+        '<(DEPTH)/net/net.gyp:net_test_support',
       ],
     },
   ],
 }