Bug 583099 - toolkit/components/ctypes uses the wrong global object. r=jorendorff, a=bsmedberg

toolkit/components/ctypes/ctypes.cpp

@@ -113,7 +113,14 @@ Module::Call(nsIXPConnectWrappedNative* wrapper,
              jsval* vp,
              PRBool* _retval)
 {
-  JSObject* global = JS_GetGlobalObject(cx);
+  JSObject* scope = JS_GetScopeChain(cx);
+  if (!scope)
+    return NS_ERROR_NOT_AVAILABLE;
+
+  JSObject* global = JS_GetGlobalForObject(cx, scope);
+  if (!global)
+    return NS_ERROR_NOT_AVAILABLE;
+
   *_retval = InitAndSealCTypesClass(cx, global);
   return NS_OK;
 }