Don't add stuff to namespace std

webrtc/media/base/videoengine_unittest.h

 /*
  *  Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 41 matching lines @@
 static const uint32_t kSsrcs4[] = {1, 2, 3, 4};
 static const int kVideoWidth = 640;
 static const int kVideoHeight = 360;
 static const int kFramerate = 30;
 
 inline bool IsEqualCodec(const cricket::VideoCodec& a,
                          const cricket::VideoCodec& b) {
   return a.id == b.id && a.name == b.name;
 }
 
-namespace std {
-inline std::ostream& operator<<(std::ostream& s, const cricket::VideoCodec& c) {
-  s << "{" << c.name << "(" << c.id << ")"
-    << "}";
-  return s;
-}
-}  // namespace std
-
 template<class E, class C>
 class VideoMediaChannelTest : public testing::Test,
                               public sigslot::has_slots<> {
  protected:
   VideoMediaChannelTest<E, C>()
       : call_(webrtc::Call::Create(webrtc::Call::Config(&event_log_))) {}
 
   virtual cricket::VideoCodec DefaultCodec() = 0;
 
   virtual cricket::StreamParams DefaultSendStreamParams() {
@@ skipping 864 matching lines @@
   std::unique_ptr<C> channel_;
   cricket::FakeNetworkInterface network_interface_;
   cricket::FakeVideoRenderer renderer_;
   cricket::VideoMediaChannel::Error media_error_;
 
   // Used by test cases where 2 streams are run on the same channel.
   cricket::FakeVideoRenderer renderer2_;
 };
 
 #endif  // WEBRTC_MEDIA_BASE_VIDEOENGINE_UNITTEST_H_  NOLINT