[turbofan] Avoid allocating rest parameters for spread calls.

src/compiler/typer.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/compiler/typer.h"
 
 #include <iomanip>
 
 #include "src/base/flags.h"
 #include "src/bootstrapper.h"
@@ skipping 1317 matching lines @@
 Type* Typer::Visitor::TypeJSCreateBlockContext(Node* node) {
   return Type::OtherInternal();
 }
 
 Type* Typer::Visitor::TypeJSCreateScriptContext(Node* node) {
   return Type::OtherInternal();
 }
 
 // JS other operators.
 
+Type* Typer::Visitor::TypeJSConstructForwardVarargs(Node* node) {
+  return Type::Receiver();
+}
+
 Type* Typer::Visitor::TypeJSConstruct(Node* node) { return Type::Receiver(); }
 
 Type* Typer::Visitor::TypeJSConstructWithSpread(Node* node) {
   return Type::Receiver();
 }
 
 Type* Typer::Visitor::JSCallTyper(Type* fun, Typer* t) {
   if (fun->IsHeapConstant() && fun->AsHeapConstant()->Value()->IsJSFunction()) {
     Handle<JSFunction> function =
         Handle<JSFunction>::cast(fun->AsHeapConstant()->Value());
@@ skipping 646 matching lines @@
 Type* Typer::Visitor::TypeConstant(Handle<Object> value) {
   if (Type::IsInteger(*value)) {
     return Type::Range(value->Number(), value->Number(), zone());
   }
   return Type::NewConstant(value, zone());
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8