Bug 1470930: Use enums for passing arguments for event dispatch. r=smaug

MozReview-Commit-ID: DsNuF7GAflJ

dom/html/HTMLMetaElement.cpp

@@ -156,7 +156,10 @@ HTMLMetaElement::CreateAndDispatchEvent(nsIDocument* aDoc,
     return;
 
   RefPtr<AsyncEventDispatcher> asyncDispatcher =
-    new AsyncEventDispatcher(this, aEventName, true, true);
+    new AsyncEventDispatcher(this,
+                             aEventName,
+                             CanBubble::eYes,
+                             ChromeOnlyDispatch::eYes);
   asyncDispatcher->RunDOMEventWhenSafe();
 }