Make callers of CommandLine use it via the base:: namespace.

media/cast/test/receiver.cc

 // Copyright 2013 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.
 
 #include <algorithm>
 #include <climits>
 #include <cstdarg>
 #include <cstdio>
 #include <deque>
 #include <map>
@@ skipping 522 matching lines @@
   std::map<uint16, base::TimeTicks> audio_play_times_;
   std::map<uint16, base::TimeTicks> video_play_times_;
   int32 last_audio_frame_no_;
 };
 
 }  // namespace cast
 }  // namespace media
 
 int main(int argc, char** argv) {
   base::AtExitManager at_exit;
-  CommandLine::Init(argc, argv);
+  base::CommandLine::Init(argc, argv);
   InitLogging(logging::LoggingSettings());
 
   scoped_refptr<media::cast::CastEnvironment> cast_environment(
       new media::cast::StandaloneCastEnvironment);
 
   // Start up Chromium audio system.
   media::FakeAudioLogFactory fake_audio_log_factory_;
   const scoped_ptr<media::AudioManager> audio_manager(
       media::AudioManager::Create(&fake_audio_log_factory_));
   CHECK(media::AudioManager::Get());
@@ skipping 37 matching lines @@
                                   audio_config,
                                   video_config,
                                   window_width,
                                   window_height);
   player.Start();
 
   base::MessageLoop().Run();  // Run forever (i.e., until SIGTERM).
   NOTREACHED();
   return 0;
 }