Remove special-case for arguments.toString to match ES5

Patch by Jan de Mooij <jandemooij@gmail.com>
Review: http://codereview.chromium.org/273073

Review URL: http://codereview.chromium.org/389008


git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3279 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/v8natives.js

@@ -196,10 +196,7 @@ $Object.prototype.constructor = $Object;
 
 // ECMA-262 - 15.2.4.2
 function ObjectToString() {
-  var c = %_ClassOf(this);
-  // Hide Arguments from the outside.
-  if (c === 'Arguments') c  = 'Object';
-  return "[object " + c + "]";
+  return "[object " + %_ClassOf(this) + "]";
 }
 
 

test/mjsunit/regress/regress-124.js

@@ -48,9 +48,9 @@ function F(f) {
   assertEquals("[object global]", eval("f()"));
 
   // Receiver should be the arguments object here.
-  assertEquals("[object Object]", eval("arguments[0]()"));
+  assertEquals("[object Arguments]", eval("arguments[0]()"));
   with (arguments) {
-    assertEquals("[object Object]", toString());
+    assertEquals("[object Arguments]", toString());
   }
 }