Convert MIDI permission requests to use WebContents in preparation for switching the code to using …

chrome/browser/media/midi_permission_infobar_delegate.h

 // Copyright 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.
 
 #ifndef CHROME_BROWSER_MEDIA_MIDI_PERMISSION_INFOBAR_DELEGATE_H_
 #define CHROME_BROWSER_MEDIA_MIDI_PERMISSION_INFOBAR_DELEGATE_H_
 
 #include <string>
 
 #include "chrome/browser/content_settings/permission_request_id.h"
 #include "components/infobars/core/confirm_infobar_delegate.h"
 #include "url/gurl.h"
 
 class PermissionQueueController;
 class InfoBarService;
 
 // MidiPermissionInfoBarDelegates are created by the
-// ChromeMidiPermissionContext to control the display and handling of MIDI
-// permission infobars to the user.
+// MidiPermissionContext to control the display and handling of MIDI permission
+// infobars to the user.
 class MidiPermissionInfoBarDelegate : public ConfirmInfoBarDelegate {
  public:
   // Creates a MIDI permission infobar and delegate and adds the infobar to
   // |infobar_service|.  Returns the infobar if it was successfully added.
   static infobars::InfoBar* Create(InfoBarService* infobar_service,
                                    PermissionQueueController* controller,
                                    const PermissionRequestID& id,
                                    const GURL& requesting_frame,
                                    const std::string& display_languages);
 
@@ skipping 23 matching lines @@
   PermissionQueueController* controller_;
   const PermissionRequestID id_;
   GURL requesting_frame_;
   int contents_unique_id_;
   std::string display_languages_;
 
   DISALLOW_COPY_AND_ASSIGN(MidiPermissionInfoBarDelegate);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_MIDI_PERMISSION_INFOBAR_DELEGATE_H_