[stubs] Simplify the non-function case of CallConstructStub.

src/runtime.js

 // Copyright 2006-2008 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.
 
 // This files contains runtime support implemented in JavaScript.
 
 // CAUTION: Some of the functions specified in this file are called
 // directly from compiled code. These are the functions with names in
 // ALL CAPS. The compiled code passes the first argument in 'this'.
 
@@ skipping 174 matching lines @@
   }
   return %_StringAdd(x, y);
 }
 
 
 /* -----------------------------
    - - -   H e l p e r s   - - -
    -----------------------------
 */
 
-function CALL_NON_FUNCTION_AS_CONSTRUCTOR() {
-  var delegate = %GetConstructorDelegate(this);
-  return %Apply(delegate, this, arguments, 0, %_ArgumentsLength());
-}
-
-
-function CALL_FUNCTION_PROXY_AS_CONSTRUCTOR () {
-  var proxy = this;
-  var trap = %GetConstructTrap(proxy);
-  return %Apply(trap, this, arguments, 0, %_ArgumentsLength());
-}
-
-
 function APPLY_PREPARE(args) {
   var length;
 
   // First check that the receiver is callable.
   if (!IS_CALLABLE(this)) {
     throw %make_type_error(kApplyNonFunction, %to_string_fun(this),
                            typeof this);
   }
 
   // First check whether length is a positive Smi and args is an
@@ skipping 325 matching lines @@
 $sameValueZero = SameValueZero;
 $toInteger = ToInteger;
 $toLength = ToLength;
 $toNumber = ToNumber;
 $toPositiveInteger = ToPositiveInteger;
 $toPrimitive = ToPrimitive;
 $toString = ToString;
 
 %InstallToContext([
   "apply_prepare_builtin", APPLY_PREPARE,
-  "call_function_proxy_as_constructor_builtin", CALL_FUNCTION_PROXY_AS_CONSTRUCTOR,
-  "call_non_function_as_constructor_builtin", CALL_NON_FUNCTION_AS_CONSTRUCTOR,
   "compare_builtin", COMPARE,
   "compare_strong_builtin", COMPARE_STRONG,
   "concat_iterable_to_array_builtin", CONCAT_ITERABLE_TO_ARRAY,
   "equals_builtin", EQUALS,
   "reflect_apply_prepare_builtin", REFLECT_APPLY_PREPARE,
   "reflect_construct_prepare_builtin", REFLECT_CONSTRUCT_PREPARE,
   "stack_overflow_builtin", STACK_OVERFLOW,
   "string_add_left_builtin", STRING_ADD_LEFT,
   "string_add_right_builtin", STRING_ADD_RIGHT,
 ]);
@@ skipping 11 matching lines @@
 
 utils.Export(function(to) {
   to.ToBoolean = ToBoolean;
   to.ToLength = ToLength;
   to.ToNumber = ToNumber;
   to.ToPrimitive = ToPrimitive;
   to.ToString = ToString;
 });
 
 })