Revert of [es6] Correct Function.prototype.apply, Reflect.construct and Reflect.apply.

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/code-stubs.h"
 #include "src/extensions/externalize-string-extension.h"
@@ skipping 1847 matching lines @@
   Handle<String> NAME##_name = factory->NewStringFromAsciiChecked(#NAME); \
   JSObject::AddProperty(container, NAME##_name, factory->NAME(), NONE);
   PUBLIC_SYMBOL_LIST(EXPORT_PUBLIC_SYMBOL)
   WELL_KNOWN_SYMBOL_LIST(EXPORT_PUBLIC_SYMBOL)
 #undef EXPORT_PUBLIC_SYMBOL
 
   {
     Handle<JSFunction> apply = InstallFunction(
         container, "reflect_apply", JS_OBJECT_TYPE, JSObject::kHeaderSize,
         MaybeHandle<JSObject>(), Builtins::kReflectApply);
-    apply->shared()->DontAdaptArguments();
+    apply->shared()->set_internal_formal_parameter_count(3);
     apply->shared()->set_length(3);
+    Handle<TypeFeedbackVector> feedback_vector =
+        TypeFeedbackVector::CreatePushAppliedArgumentsVector(isolate);
+    apply->shared()->set_feedback_vector(*feedback_vector);
     native_context->set_reflect_apply(*apply);
   }
 
   {
     Handle<JSFunction> construct = InstallFunction(
         container, "reflect_construct", JS_OBJECT_TYPE, JSObject::kHeaderSize,
         MaybeHandle<JSObject>(), Builtins::kReflectConstruct);
-    construct->shared()->DontAdaptArguments();
+    construct->shared()->set_internal_formal_parameter_count(3);
     construct->shared()->set_length(2);
+    Handle<TypeFeedbackVector> feedback_vector =
+        TypeFeedbackVector::CreatePushAppliedArgumentsVector(isolate);
+    construct->shared()->set_feedback_vector(*feedback_vector);
     native_context->set_reflect_construct(*construct);
   }
 
   {
     Handle<JSFunction> to_string = InstallFunction(
         container, "object_to_string", JS_OBJECT_TYPE, JSObject::kHeaderSize,
         MaybeHandle<JSObject>(), Builtins::kObjectProtoToString);
     to_string->shared()->DontAdaptArguments();
     to_string->shared()->set_length(0);
     native_context->set_object_to_string(*to_string);
@@ skipping 633 matching lines @@
     Handle<JSObject> proto =
         Handle<JSObject>(JSObject::cast(function->instance_prototype()));
 
     // Install the call and the apply functions.
     Handle<JSFunction> call =
         InstallFunction(proto, "call", JS_OBJECT_TYPE, JSObject::kHeaderSize,
                         MaybeHandle<JSObject>(), Builtins::kFunctionCall);
     Handle<JSFunction> apply =
         InstallFunction(proto, "apply", JS_OBJECT_TYPE, JSObject::kHeaderSize,
                         MaybeHandle<JSObject>(), Builtins::kFunctionApply);
+    Handle<TypeFeedbackVector> feedback_vector =
+        TypeFeedbackVector::CreatePushAppliedArgumentsVector(isolate());
+    apply->shared()->set_feedback_vector(*feedback_vector);
 
     // Make sure that Function.prototype.call appears to be compiled.
     // The code will never be called, but inline caching for call will
     // only work if it appears to be compiled.
-    apply->shared()->DontAdaptArguments();
     call->shared()->DontAdaptArguments();
     DCHECK(call->is_compiled());
 
+    // Set the expected parameters for apply to 2; required by builtin.
+    apply->shared()->set_internal_formal_parameter_count(2);
+
     // Set the lengths for the functions to satisfy ECMA-262.
+    call->shared()->set_length(1);
     apply->shared()->set_length(2);
-    call->shared()->set_length(1);
   }
 
   // Set up the Promise constructor.
   {
     Handle<String> key = factory()->Promise_string();
     Handle<JSFunction> function = Handle<JSFunction>::cast(
         Object::GetProperty(handle(native_context()->global_object()), key)
             .ToHandleChecked());
     JSFunction::EnsureHasInitialMap(function);
     function->initial_map()->set_instance_type(JS_PROMISE_TYPE);
@@ skipping 799 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8