Deprecated: [Media Router] Ensure dialog shows route details view if there is one local route

chrome/browser/ui/webui/media_router/media_router_ui.h

Index: chrome/browser/ui/webui/media_router/media_router_ui.h
diff --git a/chrome/browser/ui/webui/media_router/media_router_ui.h b/chrome/browser/ui/webui/media_router/media_router_ui.h
index dd329318b9f080aece510d8be5b168f4ab7758cc..def5fb4054198bf8138b3e226f92e1a543e7075b 100644
--- a/chrome/browser/ui/webui/media_router/media_router_ui.h
+++ b/chrome/browser/ui/webui/media_router/media_router_ui.h
@@ -181,6 +181,7 @@ class MediaRouterUI : public ConstrainedWebDialogUI,
   FRIEND_TEST_ALL_PREFIXES(MediaRouterUITest,
                            RouteCreationTimeoutForPresentation);
   FRIEND_TEST_ALL_PREFIXES(MediaRouterUITest, RouteRequestFromIncognito);
+  FRIEND_TEST_ALL_PREFIXES(MediaRouterUITest, UpdateRoutesOnUIInitialized);
 
   class UIIssuesObserver;
 
@@ -288,6 +289,9 @@ class MediaRouterUI : public ConstrainedWebDialogUI,
   // Set to true by |handler_| when the UI has been initialized.
   bool ui_initialized_;
 
+  // Set to true when OnRoutesUpdated() is called for the first time.
+  bool initial_routes_received_;
+
   // Set to -1 if not tracking a pending route request.
   int current_route_request_id_;