[Presentation API] 1-UA: send message between controller and receiver page

chrome/browser/media/router/offscreen_presentation_manager.cc

Index: chrome/browser/media/router/offscreen_presentation_manager.cc
diff --git a/chrome/browser/media/router/offscreen_presentation_manager.cc b/chrome/browser/media/router/offscreen_presentation_manager.cc
index 5ccf31f143a39d0b2e83e7de33260d2ee26da2da..e01498c8eaff462a60852e25719beba768587d12 100644
--- a/chrome/browser/media/router/offscreen_presentation_manager.cc
+++ b/chrome/browser/media/router/offscreen_presentation_manager.cc
@@ -20,6 +20,7 @@ OffscreenPresentationManager::~OffscreenPresentationManager() {}
 
 void OffscreenPresentationManager::RegisterOffscreenPresentationController(
     const std::string& presentation_id,
+    const std::string& presentation_url,
     int render_frame_id,
     content::OffscreenPresentationClient* controller) {
   DVLOG(2) << __FUNCTION__ << " [presentation_id]: " << presentation_id
@@ -29,9 +30,9 @@ void OffscreenPresentationManager::RegisterOffscreenPresentationController(
   // Create a new presentation.
   if (it == offscreen_presentations_.end()) {
     it = offscreen_presentations_
-             .insert(std::make_pair(
-                 presentation_id,
-                 base::MakeUnique<OffscreenPresentation>(presentation_id)))
+             .insert(std::make_pair(presentation_id,
+                                    base::MakeUnique<OffscreenPresentation>(
+                                        presentation_id, presentation_url)))
              .first;
   }
   it->second->RegisterController(render_frame_id, controller);
@@ -71,8 +72,12 @@ void OffscreenPresentationManager::UnregisterOffscreenPresentationReceiver(
 }
 
 // OffscreenPresentation implementation. ///////////////////////////////////////
-OffscreenPresentation::OffscreenPresentation(const std::string& presentation_id)
-    : presentation_id_(presentation_id), receiver_callback_(nullptr) {}
+OffscreenPresentation::OffscreenPresentation(
+    const std::string& presentation_id,
+    const std::string& presentation_url)
+    : presentation_id_(presentation_id),
+      presentation_url_(presentation_url),
+      receiver_callback_(nullptr) {}
 
 OffscreenPresentation::~OffscreenPresentation() {}