[builtins] implement JSBuiltinReducer for ArrayIteratorNext()

src/compiler/access-builder.h

Index: src/compiler/access-builder.h
diff --git a/src/compiler/access-builder.h b/src/compiler/access-builder.h
index 2e229e6f3e7a0085a35d2940836957905f6d218e..af373a6eeb31a4d50e1eb2f4b3252b22c5d3ab5f 100644
--- a/src/compiler/access-builder.h
+++ b/src/compiler/access-builder.h
@@ -185,6 +185,16 @@ class V8_EXPORT_PRIVATE AccessBuilder final
   // Provides access to JSGlobalObject::native_context() field.
   static FieldAccess ForJSGlobalObjectNativeContext();
 
+  // Provides access to JSArrayIterator::object() field.
+  static FieldAccess ForJSArrayIteratorObject();
+
+  // Provides access to JSArrayIterator::index() field.
+  static FieldAccess ForJSArrayIteratorIndex(InstanceType type = JS_OBJECT_TYPE,
+                                             ElementsKind kind = NO_ELEMENTS);
+
+  // Provides access to JSArrayIterator::object_map() field.
+  static FieldAccess ForJSArrayIteratorObjectMap();
+
   // Provides access to JSStringIterator::string() field.
   static FieldAccess ForJSStringIteratorString();