Add missing macros includes in media/.

media/blink/encrypted_media_player_support.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_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_
 #define MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
+#include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "media/base/cdm_context.h"
 #include "media/base/cdm_factory.h"
 #include "media/base/demuxer.h"
 #include "media/base/eme_constants.h"
 #include "media/cdm/proxy_decryptor.h"
 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h"
 #include "third_party/WebKit/public/platform/WebMediaPlayer.h"
 
@@ skipping 89 matching lines @@
 
   // Manages decryption keys and decrypts encrypted frames.
   scoped_ptr<ProxyDecryptor> proxy_decryptor_;
 
   DISALLOW_COPY_AND_ASSIGN(EncryptedMediaPlayerSupport);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BLINK_ENCRYPTED_MEDIA_PLAYER_SUPPORT_H_