[PresentationAPI] renamed GetScreenAvailability to ListenForScreenAvailability for consistency

content/renderer/presentation/presentation_dispatcher.cc

Index: content/renderer/presentation/presentation_dispatcher.cc
diff --git a/content/renderer/presentation/presentation_dispatcher.cc b/content/renderer/presentation/presentation_dispatcher.cc
index 7bbca6bf032d976a8c844996ee61bbe23e32238f..c050a8bea6989b3cbf2abd0e2ae26c540ed83bc4 100644
--- a/content/renderer/presentation/presentation_dispatcher.cc
+++ b/content/renderer/presentation/presentation_dispatcher.cc
@@ -87,13 +87,12 @@ void PresentationDispatcher::DoUpdateAvailableChangeWatched(
     const std::string& presentation_url, bool watched) {
   ConnectToPresentationServiceIfNeeded();
   if (watched) {
-    presentation_service_->GetScreenAvailability(
+    presentation_service_->ListenForScreenAvailability(
         presentation_url,
         base::Bind(&PresentationDispatcher::OnScreenAvailabilityChanged,
                  base::Unretained(this)));
   } else {
-    presentation_service_->OnScreenAvailabilityListenerRemoved(
-        presentation_url);
+    presentation_service_->RemoveScreenAvailabilityListener(presentation_url);
   }
 }