Bug 1276272 - part 1 - add Promise::MaybeRejectWithVode() utility method; r=ehsan

MozReview-Commit-ID: 4bBGsUNKbQS

--HG--
extra : rebase_source : 471c57479c41a0626a05df9aee5cb7027e352904

dom/promise/Promise.cpp

@@ -940,6 +940,14 @@ Promise::MaybeRejectWithNull()
   MaybeSomething(JS::NullHandleValue, &Promise::MaybeReject);
 }
 
+void
+Promise::MaybeRejectWithUndefined()
+{
+  NS_ASSERT_OWNINGTHREAD(Promise);
+
+  MaybeSomething(JS::UndefinedHandleValue, &Promise::MaybeReject);
+}
+
 
 #ifdef SPIDERMONKEY_PROMISE
 void

dom/promise/Promise.h

@@ -153,6 +153,8 @@ public:
 
   void MaybeRejectWithNull();
 
+  void MaybeRejectWithUndefined();
+
   // DO NOT USE MaybeRejectBrokenly with in new code.  Promises should be
   // rejected with Error instances.
   // Note: MaybeRejectBrokenly is a template so we can use it with DOMError