Bug 1273661 another followup. Guess that msvc is not being happy with OwningNonNull not being pulled in here. r=STILL CLOSED TREE

dom/bindings/CallbackObject.h

@@ -25,6 +25,7 @@
 #include "mozilla/ErrorResult.h"
 #include "mozilla/HoldDropJSObjects.h"
 #include "mozilla/MemoryReporting.h"
+#include "mozilla/OwningNonNull.h"
 #include "mozilla/dom/ScriptSettings.h"
 #include "nsWrapperCache.h"
 #include "nsJSEnvironment.h"