deps: V8: backport 0d5d6e71bbb0

Original commit message: Remove `--js-promise-withresolvers` runtime flag Co-authored-by: Antoine du Hamel <duhamelantoine1995@gmail.com> Bug: 42204122 Change-Id: I017a0d1ae0f8225513206ffb7806a4250be75d4c Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/5843972 Reviewed-by: Igor Sheludko <ishell@chromium.org> Commit-Queue: Erik Corry <erikcorry@chromium.org> Reviewed-by: Shu-yu Guo <syg@chromium.org> Cr-Commit-Position: refs/heads/main@{#96215} Refs: v8/v8@0d5d6e7 PR-URL: #55115 Backport-PR-URL: #55260 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: anonrig

common.gypi

@@ -36,7 +36,7 @@
 
  # Reset this number to 0 on major V8 upgrades.
  # Increment by one for each non-official patch applied to deps/v8.
- 'v8_embedder_string': '-node.20',
+ 'v8_embedder_string': '-node.21',
 
  ##### V8 defaults for Node.js #####
 

deps/v8/src/flags/flag-definitions.h

@@ -299,8 +299,7 @@ DEFINE_BOOL(js_shipping, true, "enable all shipped JavaScript features")
  V(harmony_set_methods, "harmony Set Methods") \
  V(harmony_import_attributes, "harmony import attributes")
 
-#define JAVASCRIPT_SHIPPING_FEATURES_BASE(V) \
- V(js_promise_withresolvers, "Promise.withResolvers")
+#define JAVASCRIPT_SHIPPING_FEATURES_BASE(V)
 
 #ifdef V8_INTL_SUPPORT
 #define HARMONY_SHIPPING(V) HARMONY_SHIPPING_BASE(V)

deps/v8/src/init/bootstrapper.cc

@@ -3217,6 +3217,15 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
  InstallFunctionWithBuiltinId(isolate_, promise_fun, "reject",
  Builtin::kPromiseReject, 1, true);
 
+ std::array<Handle<Name>, 3> fields{factory->promise_string(),
+ factory->resolve_string(),
+ factory->reject_string()};
+ DirectHandle<Map> result_map =
+ CreateLiteralObjectMapFromCache(isolate_, fields);
+ native_context()->set_promise_withresolvers_result_map(*result_map);
+ InstallFunctionWithBuiltinId(isolate_, promise_fun, "withResolvers",
+ Builtin::kPromiseWithResolvers, 0, true);
+
  SetConstructorInstanceType(isolate_, promise_fun,
  JS_PROMISE_CONSTRUCTOR_TYPE);
 
@@ -5445,23 +5454,6 @@ void Genesis::InitializeGlobal_harmony_iterator_helpers() {
 #undef ITERATOR_HELPERS
 }
 
-void Genesis::InitializeGlobal_js_promise_withresolvers() {
- if (!v8_flags.js_promise_withresolvers) return;
-
- Factory* factory = isolate()->factory();
-
- std::array<Handle<Name>, 3> fields{factory->promise_string(),
- factory->resolve_string(),
- factory->reject_string()};
- Handle<Map> result_map = CreateLiteralObjectMapFromCache(isolate(), fields);
- native_context()->set_promise_withresolvers_result_map(*result_map);
-
- Handle<JSFunction> promise_fun =
- handle(native_context()->promise_function(), isolate());
- InstallFunctionWithBuiltinId(isolate(), promise_fun, "withResolvers",
- Builtin::kPromiseWithResolvers, 0, true);
-}
-
 void Genesis::InitializeGlobal_harmony_set_methods() {
  if (!v8_flags.harmony_set_methods) return;
 

deps/v8/test/mjsunit/harmony/promise-withresolvers.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --js-promise-withresolvers --allow-natives-syntax
+// Flags: --allow-natives-syntax
 
 const desc = Object.getOwnPropertyDescriptor(Promise, 'withResolvers');
 assertTrue(desc.configurable);

deps/v8/test/test262/testcfg.py

@@ -58,7 +58,6 @@
  'json-parse-with-source': '--harmony-json-parse-with-source',
  'iterator-helpers': '--harmony-iterator-helpers',
  'set-methods': '--harmony-set-methods',
- 'promise-with-resolvers': '--js-promise-withresolvers',
  'Array.fromAsync': '--harmony-array-from-async',
  'import-attributes': '--harmony-import-attributes',
  'regexp-duplicate-named-groups': '--js-regexp-duplicate-named-groups',