1 files changed, 18 insertions, 6 deletions
diff --git a/js/src/jsapi.h b/js/src/jsapi.h
index 154c88f45..989abe47c 100644
--- a/js/src/jsapi.h
+++ b/js/src/jsapi.h
@@ -650,7 +650,8 @@ typedef enum JSExnType {
         JSEXN_DEBUGGEEWOULDRUN,
         JSEXN_WASMCOMPILEERROR,
         JSEXN_WASMRUNTIMEERROR,
-    JSEXN_WARN,
+    JSEXN_ERROR_LIMIT,
+    JSEXN_WARN = JSEXN_ERROR_LIMIT,
     JSEXN_LIMIT
 } JSExnType;
 
@@ -874,11 +875,7 @@ class MOZ_STACK_CLASS SourceBufferHolder final
 
 #define JSFUN_CONSTRUCTOR      0x400    /* native that can be called as a ctor */
 
-//                             0x800    /* Unused */
-
-#define JSFUN_HAS_REST        0x1000    /* function has ...rest parameter. */
-
-#define JSFUN_FLAGS_MASK      0x1e00    /* | of all the JSFUN_* flags */
+#define JSFUN_FLAGS_MASK       0x600    /* | of all the JSFUN_* flags */
 
 /*
  * If set, will allow redefining a non-configurable property, but only on a
@@ -6175,6 +6172,12 @@ class MOZ_STACK_CLASS JS_PUBLIC_API(ForOfIterator) {
     bool next(JS::MutableHandleValue val, bool* done);
 
     /**
+     * Close the iterator.
+     * For the case that completion type is throw.
+     */
+    void closeThrow();
+
+    /**
      * If initialized with throwOnNonCallable = false, check whether
      * the value is iterable.
      */
@@ -6627,5 +6630,14 @@ SetGetPerformanceGroupsCallback(JSContext*, GetGroupsCallback, void*);
 
 } /* namespace js */
 
+namespace js {
+
+enum class CompletionKind {
+    Normal,
+    Return,
+    Throw
+};
+
+} /* namespace js */
 
 #endif /* jsapi_h */