Version 3.5.6.

src/extensions/experimental/datetime-format.cc

Index: src/extensions/experimental/datetime-format.cc
diff --git a/src/extensions/experimental/datetime-format.cc b/src/extensions/experimental/datetime-format.cc
index 7f46302973b9eba57e2442fffa4b8831095a6893..94a29ac0ae0f18a61e04dd01752c5da8798ddc83 100644
--- a/src/extensions/experimental/datetime-format.cc
+++ b/src/extensions/experimental/datetime-format.cc
@@ -135,7 +135,7 @@ v8::Handle<v8::Value> DateTimeFormat::GetMonths(const v8::Arguments& args) {
 v8::Handle<v8::Value> DateTimeFormat::GetWeekdays(const v8::Arguments& args) {
   icu::SimpleDateFormat* date_format = UnpackDateTimeFormat(args.Holder());
   if (!date_format) {
-    ThrowUnexpectedObjectError();
+    return ThrowUnexpectedObjectError();
   }
 
   const icu::DateFormatSymbols* symbols = date_format->getDateFormatSymbols();