[WebMIDI] Add "use-android-midi-api" flag for Android M+ devices.

media/midi/midi_manager_mac.cc

 // Copyright (c) 2013 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/midi_manager_mac.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 83 matching lines @@
   return static_cast<double>(nanoseconds) / 1.0e9;
 }
 
 MIDITimeStamp SecondsToMIDITimeStamp(double seconds) {
   UInt64 nanos = UInt64(seconds * 1.0e9);
   return AudioConvertNanosToHostTime(nanos);
 }
 
 }  // namespace
 
-MidiManager* MidiManager::Create() {
+MidiManager* MidiManager::Create(const CreationOptions&) {
   return new MidiManagerMac();
 }
 
 MidiManagerMac::MidiManagerMac()
     : midi_client_(0),
       coremidi_input_(0),
       coremidi_output_(0),
       client_thread_("MidiClientThread"),
       shutdown_(false) {
 }
@@ skipping 262 matching lines @@
     DCHECK(midi_packet);
 
     MIDISend(coremidi_output_, destination, packet_list);
   }
 
   client->AccumulateMidiBytesSent(data.size());
 }
 
 }  // namespace midi
 }  // namespace media