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

chrome/browser/media/router/presentation_request.cc

Index: chrome/browser/media/router/presentation_request.cc
diff --git a/chrome/browser/media/router/presentation_request.cc b/chrome/browser/media/router/presentation_request.cc
index 3952d0ade6c5e305544ac3536e515bbf2e27b1f6..89f7b4fb572e47c82dd78e0b2b47045d35dcb370 100644
--- a/chrome/browser/media/router/presentation_request.cc
+++ b/chrome/browser/media/router/presentation_request.cc
@@ -11,10 +11,10 @@
 PresentationRequest::PresentationRequest(
     const RenderFrameHostId& render_frame_host_id,
     const std::vector<GURL>& presentation_urls,
-    const url::Origin& frame_origin)
+    const GURL& frame_url)
     : render_frame_host_id_(render_frame_host_id),
       presentation_urls_(presentation_urls),
-      frame_origin_(frame_origin) {
+      frame_url_(frame_url) {
   DCHECK(!presentation_urls_.empty());
 }
 
@@ -26,8 +26,7 @@
 bool PresentationRequest::Equals(const PresentationRequest& other) const {
   return render_frame_host_id_ == other.render_frame_host_id_ &&
          presentation_urls_ == other.presentation_urls_ &&
-         ((frame_origin_.unique() && other.frame_origin_.unique()) ||
-          (frame_origin_ == other.frame_origin_));
+         frame_url_ == other.frame_url_;
 }
 
 std::vector<MediaSource> PresentationRequest::GetMediaSources() const {