[builtins] implement JSBuiltinReducer for ArrayIteratorNext()

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index c75961d4bb9357bbc2ca3d0720345813c71d1bb0..08f024f5a6d1d11df89c6ecf84e66f7e73f08092 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -1334,6 +1334,7 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
     Handle<JSFunction> next = InstallFunction(
         array_iterator_prototype, "next", JS_OBJECT_TYPE, JSObject::kHeaderSize,
         MaybeHandle<JSObject>(), Builtins::kArrayIteratorPrototypeNext);
+    next->shared()->set_builtin_function_id(kArrayIteratorNext);
 
     // Set the expected parameters for %ArrayIteratorPrototype%.next to 0 (not
     // including the receiver), as required by the builtin.
@@ -2187,14 +2188,21 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
                         kTypedArrayLength);
 
     // Install "keys", "values" and "entries" methods on the {prototype}.
-    SimpleInstallFunction(prototype, factory->entries_string(),
-                          Builtins::kTypedArrayPrototypeEntries, 0, true);
-    SimpleInstallFunction(prototype, factory->keys_string(),
-                          Builtins::kTypedArrayPrototypeKeys, 0, true);
-    Handle<JSFunction> iterator =
+    Handle<JSFunction> entries =
+        SimpleInstallFunction(prototype, factory->entries_string(),
+                              Builtins::kTypedArrayPrototypeEntries, 0, true);
+    entries->shared()->set_builtin_function_id(kTypedArrayEntries);
+
+    Handle<JSFunction> keys =
+        SimpleInstallFunction(prototype, factory->keys_string(),
+                              Builtins::kTypedArrayPrototypeKeys, 0, true);
+    keys->shared()->set_builtin_function_id(kTypedArrayKeys);
+
+    Handle<JSFunction> values =
         SimpleInstallFunction(prototype, factory->values_string(),
                               Builtins::kTypedArrayPrototypeValues, 0, true);
-    JSObject::AddProperty(prototype, factory->iterator_symbol(), iterator,
+    values->shared()->set_builtin_function_id(kTypedArrayValues);
+    JSObject::AddProperty(prototype, factory->iterator_symbol(), values,
                           DONT_ENUM);
   }