Web MIDI: use midi_service.mojom for media::midi::Result

third_party/WebKit/Source/modules/webmidi/MIDIAccessor.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 53 matching lines @@
                        const WebString& name,
                        const WebString& version,
                        MIDIPortState) override;
   void didAddOutputPort(const WebString& id,
                         const WebString& manufacturer,
                         const WebString& name,
                         const WebString& version,
                         MIDIPortState) override;
   void didSetInputPortState(unsigned portIndex, MIDIPortState) override;
   void didSetOutputPortState(unsigned portIndex, MIDIPortState) override;
-  void didStartSession(bool success,
-                       const WebString& error,
-                       const WebString& message) override;
+  void didStartSession(midi::mojom::Result) override;
   void didReceiveMIDIData(unsigned portIndex,
                           const unsigned char* data,
                           size_t length,
                           double timeStamp) override;
 
  private:
   explicit MIDIAccessor(MIDIAccessorClient*);
 
   MIDIAccessorClient* m_client;
   std::unique_ptr<WebMIDIAccessor> m_accessor;
 };
 
 }  // namespace blink
 
 #endif  // MIDIAccessor_h