[Media Router WebUI] Handle route details in incognito.

chrome/browser/ui/webui/media_router/media_router_webui_message_handler.cc

Index: chrome/browser/ui/webui/media_router/media_router_webui_message_handler.cc
diff --git a/chrome/browser/ui/webui/media_router/media_router_webui_message_handler.cc b/chrome/browser/ui/webui/media_router/media_router_webui_message_handler.cc
index 020cfd4f06ebabb80c09fd6ab6d1f00694d9f3ca..ecf0dbad415f6deb980c4f2bb76ba50f8adf7ee5 100644
--- a/chrome/browser/ui/webui/media_router/media_router_webui_message_handler.cc
+++ b/chrome/browser/ui/webui/media_router/media_router_webui_message_handler.cc
@@ -409,6 +409,9 @@ void MediaRouterWebUIMessageHandler::OnRequestInitialData(
       cast_modes, media_router_ui_->GetPresentationRequestSourceName()));
   initial_data.Set("castModes", cast_modes_list.release());
 
+  Profile* profile = Profile::FromWebUI(web_ui());
+  initial_data.SetBoolean("isOffTheRecord", profile->IsOffTheRecord());

[mark a. foltz, 2016/04/19 18:24:24]

There is already a per-route boolean that indicates whether the route is off the
record.  To avoid confusion between this value and the per-route value, I might
have named it "isIncognitoProfile"...

But I really don't think it's worth spending time on a patch for this change.

+
   web_ui()->CallJavascriptFunction(kSetInitialData, initial_data);
   media_router_ui_->UIInitialized();
 }