Fix Array.prototype.{reduce,reduceRight} to pass undefined as receiver

src/v8natives.js

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 574 matching lines @@
   if (!IS_UNDEFINED(prop)) return prop;
   var proto = %GetPrototype(obj);
   if (IS_NULL(proto)) return void 0;
   return GetProperty(proto, p);
 }
 
 
 // ES5 section 8.12.6
 function HasProperty(obj, p) {
   if (%IsJSProxy(obj)) {
-    var handler = %GetHandler(obj)
-    var has = handler.has
-    if (IS_UNDEFINED(has)) has = DerivedHasTrap
-    return ToBoolean(has.call(handler, obj, p))
+    var handler = %GetHandler(obj);
+    var has = handler.has;
+    if (IS_UNDEFINED(has)) has = DerivedHasTrap;
+    return ToBoolean(has.call(handler, obj, p));
   }
   var desc = GetProperty(obj, p);
   return IS_UNDEFINED(desc) ? false : true;
 }
 
 
 // ES5 section 8.12.1.
 function GetOwnProperty(obj, p) {
   // GetOwnProperty returns an array indexed by the constants
   // defined in macros.py.
@@ skipping 777 matching lines @@
 // ----------------------------------------------------------------------------
 
 function SetupFunction() {
   InstallFunctions($Function.prototype, DONT_ENUM, $Array(
     "bind", FunctionBind,
     "toString", FunctionToString
   ));
 }
 
 SetupFunction();