Make builtin functions be skipped in stack traces.

src/messages.js

 // Copyright 2011 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 1108 matching lines @@
           %IgnoreAttributesAndSetProperty(this,
                                           'message',
                                           ToString(m),
                                           DONT_ENUM);
         }
         captureStackTrace(this, f);
       } else {
         return new f(m);
       }
     });
+    %SetNativeFlag(f);
   }
 
   DefineError(function Error() { });
   DefineError(function TypeError() { });
   DefineError(function RangeError() { });
   DefineError(function SyntaxError() { });
   DefineError(function ReferenceError() { });
   DefineError(function EvalError() { });
   DefineError(function URIError() { });
 }
@@ skipping 45 matching lines @@
     throw e;
   }
 }
 
 
 InstallFunctions($Error.prototype, DONT_ENUM, ['toString', errorToString]);
 
 // Boilerplate for exceptions for stack overflows. Used from
 // Isolate::StackOverflow().
 const kStackOverflowBoilerplate = MakeRangeError('stack_overflow', []);