Add missing macros includes in media/.

media/base/audio_block_fifo.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_BASE_AUDIO_BLOCK_FIFO_H_
 #define MEDIA_BASE_AUDIO_BLOCK_FIFO_H_
 
+#include "base/macros.h"
 #include "base/memory/scoped_vector.h"
 #include "media/base/audio_bus.h"
 #include "media/base/media_export.h"
 
 namespace media {
 
 // First-in first-out container for AudioBus elements.
 // The FIFO is composed of blocks of AudioBus elements, it accepts interleaved
 // data as input and will deinterleave it into the FIFO, and it only allows
 // consuming a whole block of AudioBus element.
@@ skipping 52 matching lines @@
 
   // Current write position in the current written block.
   int write_pos_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioBlockFifo);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_AUDIO_BLOCK_FIFO_H_