Add missing macros includes in media/.

media/cast/logging/encoding_event_subscriber.h

 // 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.
 
 #ifndef MEDIA_CAST_LOGGING_ENCODING_EVENT_SUBSCRIBER_H_
 #define MEDIA_CAST_LOGGING_ENCODING_EVENT_SUBSCRIBER_H_
 
 #include <map>
 
+#include "base/macros.h"
 #include "base/memory/linked_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "media/cast/logging/logging_defines.h"
 #include "media/cast/logging/proto/raw_events.pb.h"
 #include "media/cast/logging/raw_event_subscriber.h"
 
 namespace media {
 namespace cast {
 
 // Number of packets per frame recorded by the subscriber.
@@ skipping 93 matching lines @@
   // Set to RTP timestamp of first event encountered after a |Reset()|.
   RtpTimestamp first_rtp_timestamp_;
 
   DISALLOW_COPY_AND_ASSIGN(EncodingEventSubscriber);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_LOGGING_ENCODING_EVENT_SUBSCRIBER_H_