Reland Migrate Object.prototype.valueOf to CSA

src/bootstrapper.cc

 // Copyright 2014 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 "src/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/api-natives.h"
 #include "src/base/ieee754.h"
 #include "src/code-stubs.h"
@@ skipping 1269 matching lines @@
                           Builtins::kObjectHasOwnProperty, 1, true);
     SimpleInstallFunction(isolate->initial_object_prototype(),
                           "__lookupGetter__", Builtins::kObjectLookupGetter, 1,
                           true);
     SimpleInstallFunction(isolate->initial_object_prototype(),
                           "__lookupSetter__", Builtins::kObjectLookupSetter, 1,
                           true);
     SimpleInstallFunction(
         isolate->initial_object_prototype(), "propertyIsEnumerable",
         Builtins::kObjectPrototypePropertyIsEnumerable, 1, false);
+    Handle<JSFunction> object_value_of = SimpleInstallFunction(
+        isolate->initial_object_prototype(), "valueOf",
+        Builtins::kObjectPrototypeValueOf, 0, true);
+    native_context()->set_object_value_of(*object_value_of);
 
     SimpleInstallGetterSetter(isolate->initial_object_prototype(),
                               factory->proto_string(),
                               Builtins::kObjectPrototypeGetProto,
                               Builtins::kObjectPrototypeSetProto, DONT_ENUM);
   }
 
   Handle<JSObject> global(native_context()->global_object());
 
   {  // --- F u n c t i o n ---
@@ skipping 3803 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8