Getting rid of duplicate includes from media/

media/midi/usb_midi_input_stream.cc

 // 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.
 
 #include "media/midi/usb_midi_input_stream.h"
 
 #include <string.h>
-#include <map>
-#include <vector>
 
 #include "base/logging.h"
 #include "media/midi/usb_midi_device.h"
-#include "media/midi/usb_midi_jack.h"
 
 namespace media {
 namespace midi {
 
 UsbMidiInputStream::JackUniqueKey::JackUniqueKey(UsbMidiDevice* device,
                                                  int endpoint_number,
                                                  int cable_number)
     : device(device),
       endpoint_number(endpoint_number),
       cable_number(cable_number) {}
@@ skipping 62 matching lines @@
   std::map<JackUniqueKey, size_t>::const_iterator it =
       jack_dictionary_.find(JackUniqueKey(device,
                                           endpoint_number,
                                           cable_number));
   if (it != jack_dictionary_.end())
     delegate_->OnReceivedData(it->second, &packet[1], packet_size, time);
 }
 
 }  // namespace midi
 }  // namespace media