Convert MediaRouter mojom apis to intake url::Origin objects instead of strings

chrome/browser/media/router/presentation_media_sinks_observer.h

 // Copyright 2015 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_ROUTER_PRESENTATION_MEDIA_SINKS_OBSERVER_H_
 #define CHROME_BROWSER_MEDIA_ROUTER_PRESENTATION_MEDIA_SINKS_OBSERVER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 17 matching lines @@
  public:
   // |router|: Media router that publishes sink query results.
   // |listener|: Notified when sinks availability changes.
   // |source|: Filters available sink.
   // |origin|: Origin of request.
   // Does not take ownership of |listener| or |router|.
   PresentationMediaSinksObserver(
       MediaRouter* router,
       content::PresentationScreenAvailabilityListener* listener,
       const MediaSource& source,
-      const GURL& origin);
+      const url::Origin& origin);
   ~PresentationMediaSinksObserver() override;
 
   // MediaSinksObserver implementation.
   void OnSinksReceived(const std::vector<MediaSink>& result) override;
 
   content::PresentationScreenAvailabilityListener* listener() const {
     return listener_;
   }
 
  private:
   enum Availability { UNKNOWN, AVAILABLE, UNAVAILABLE };
 
   content::PresentationScreenAvailabilityListener* listener_;
   Availability previous_availablity_;
 
   DISALLOW_COPY_AND_ASSIGN(PresentationMediaSinksObserver);
 };
 
 }  // namespace media_router
 
 #endif  // CHROME_BROWSER_MEDIA_ROUTER_PRESENTATION_MEDIA_SINKS_OBSERVER_H_