ES6 Map/Set iterators/forEach improvements

src/runtime.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdlib.h>
 #include <limits>
 
 #include "v8.h"
 
 #include "accessors.h"
@@ skipping 1582 matching lines @@
 
 
 RUNTIME_FUNCTION(Runtime_SetIteratorNext) {
   HandleScope scope(isolate);
   ASSERT(args.length() == 1);
   CONVERT_ARG_HANDLE_CHECKED(JSSetIterator, holder, 0);
   return *JSSetIterator::Next(holder);
 }
 
 
-RUNTIME_FUNCTION(Runtime_SetIteratorClose) {
-  HandleScope scope(isolate);
-  ASSERT(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSSetIterator, holder, 0);
-  holder->Close();
-  return isolate->heap()->undefined_value();
-}
-
-
 RUNTIME_FUNCTION(Runtime_MapInitialize) {
   HandleScope scope(isolate);
   ASSERT(args.length() == 1);
   CONVERT_ARG_HANDLE_CHECKED(JSMap, holder, 0);
   Handle<OrderedHashMap> table = isolate->factory()->NewOrderedHashMap();
   holder->set_table(*table);
   return *holder;
 }
 
 
@@ skipping 80 matching lines @@
 
 
 RUNTIME_FUNCTION(Runtime_MapIteratorNext) {
   HandleScope scope(isolate);
   ASSERT(args.length() == 1);
   CONVERT_ARG_HANDLE_CHECKED(JSMapIterator, holder, 0);
   return *JSMapIterator::Next(holder);
 }
 
 
-RUNTIME_FUNCTION(Runtime_MapIteratorClose) {
-  HandleScope scope(isolate);
-  ASSERT(args.length() == 1);
-  CONVERT_ARG_HANDLE_CHECKED(JSMapIterator, holder, 0);
-  holder->Close();
-  return isolate->heap()->undefined_value();
-}
-
-
 static Handle<JSWeakCollection> WeakCollectionInitialize(
     Isolate* isolate,
     Handle<JSWeakCollection> weak_collection) {
   ASSERT(weak_collection->map()->inobject_properties() == 0);
   Handle<ObjectHashTable> table = ObjectHashTable::New(isolate, 0);
   weak_collection->set_table(*table);
   weak_collection->set_next(Smi::FromInt(0));
   return weak_collection;
 }
 
@@ skipping 13491 matching lines @@
   }
   return NULL;
 }
 
 
 const Runtime::Function* Runtime::FunctionForId(Runtime::FunctionId id) {
   return &(kIntrinsicFunctions[static_cast<int>(id)]);
 }
 
 } }  // namespace v8::internal