[Presentation API] Remove references to presentation sessions.

chrome/browser/media/android/router/media_router_dialog_controller_android.cc

Index: chrome/browser/media/android/router/media_router_dialog_controller_android.cc
diff --git a/chrome/browser/media/android/router/media_router_dialog_controller_android.cc b/chrome/browser/media/android/router/media_router_dialog_controller_android.cc
index 9da673462478100c92268048b5e1da0e64665592..d619c59bb3b2af17d24806b8fb308cb48bd5c26d 100644
--- a/chrome/browser/media/android/router/media_router_dialog_controller_android.cc
+++ b/chrome/browser/media/android/router/media_router_dialog_controller_android.cc
@@ -95,7 +95,7 @@ void MediaRouterDialogControllerAndroid::CancelPresentationRequest() {
     return;
 
   request->InvokeErrorCallback(content::PresentationError(
-      content::PRESENTATION_ERROR_SESSION_REQUEST_CANCELLED,
+      content::PRESENTATION_ERROR_PRESENTATION_REQUEST_CANCELLED,
       "Dialog closed."));
 }