Have Permission{Manager,Service} use Origin.

chrome/browser/media/midi_permission_context.cc

 // 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.
 
 #include "chrome/browser/media/midi_permission_context.h"
 
 #include "chrome/browser/content_settings/tab_specific_content_settings.h"
 #include "chrome/browser/permissions/permission_request_id.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "content/public/browser/permission_type.h"
-#include "url/gurl.h"
+#include "url/origin.h"
 
 MidiPermissionContext::MidiPermissionContext(Profile* profile)
     : PermissionContextBase(profile,
                             content::PermissionType::MIDI_SYSEX,
                             CONTENT_SETTINGS_TYPE_MIDI_SYSEX) {}
 
 MidiPermissionContext::~MidiPermissionContext() {
 }
 
-void MidiPermissionContext::UpdateTabContext(const PermissionRequestID& id,
-                                             const GURL& requesting_frame,
-                                             bool allowed) {
+void MidiPermissionContext::UpdateTabContext(
+    const PermissionRequestID& id,
+    const url::Origin& requesting_frame,
+    bool allowed) {
   TabSpecificContentSettings* content_settings =
       TabSpecificContentSettings::GetForFrame(id.render_process_id(),
                                               id.render_frame_id());
   if (!content_settings)
     return;
 
+  const GURL requesting_url(requesting_frame.Serialize());
   if (allowed) {
-    content_settings->OnMidiSysExAccessed(requesting_frame);
+    content_settings->OnMidiSysExAccessed(requesting_url);
 
     content::ChildProcessSecurityPolicy::GetInstance()->
         GrantSendMidiSysExMessage(id.render_process_id());
   } else {
-    content_settings->OnMidiSysExAccessBlocked(requesting_frame);
+    content_settings->OnMidiSysExAccessBlocked(GURL(requesting_url));
   }
 }
 
 bool MidiPermissionContext::IsRestrictedToSecureOrigins() const {
   return true;
 }