rem: this.value = value; this.substring = String.prototype.substring; this.toString = new Function ( "return this.value+''" ); 
add: this.value = value; this.substring = String.prototype.substring; this.toString = new Function ( "return this.value+''" ); 
context: function MyObject( value ) {    this.value = value;    this.substring = String.prototype.substring;    this.toString = new Function ( "return this.value+''" );}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/f5797aeb2410e2259028142b87595fe71f03e531/15.5.4.11-4.js/buggy/js/tests/ecma/String/15.5.4.11-4.js