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

chrome/browser/media/router/media_router.h

Index: chrome/browser/media/router/media_router.h
diff --git a/chrome/browser/media/router/media_router.h b/chrome/browser/media/router/media_router.h
index 92d6d068729e7e475d55f696e57c6cd04a6179ed..ac1df91ca3cf8b45abb9ac31094b8270179e2f7f 100644
--- a/chrome/browser/media/router/media_router.h
+++ b/chrome/browser/media/router/media_router.h
@@ -21,6 +21,7 @@
 #include "chrome/browser/media/router/route_message_observer.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "content/public/browser/presentation_service_delegate.h"
+#include "url/origin.h"
 
 namespace content {
 class WebContents;
@@ -78,7 +79,7 @@ class MediaRouter : public KeyedService {
   virtual void CreateRoute(
       const MediaSource::Id& source_id,
       const MediaSink::Id& sink_id,
-      const GURL& origin,
+      const url::Origin& origin,
       content::WebContents* web_contents,
       const std::vector<MediaRouteResponseCallback>& callbacks,
       base::TimeDelta timeout,
@@ -100,7 +101,7 @@ class MediaRouter : public KeyedService {
   virtual void ConnectRouteByRouteId(
       const MediaSource::Id& source_id,
       const MediaRoute::Id& route_id,
-      const GURL& origin,
+      const url::Origin& origin,
       content::WebContents* web_contents,
       const std::vector<MediaRouteResponseCallback>& callbacks,
       base::TimeDelta timeout,
@@ -120,7 +121,7 @@ class MediaRouter : public KeyedService {
   virtual void JoinRoute(
       const MediaSource::Id& source,
       const std::string& presentation_id,
-      const GURL& origin,
+      const url::Origin& origin,
       content::WebContents* web_contents,
       const std::vector<MediaRouteResponseCallback>& callbacks,
       base::TimeDelta timeout,