Support setting brekpoint by script name set in //@ scriptURL= comment,

src/debug-debugger.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 309 matching lines @@
   }
 };
 
 
 // Check whether a script matches this script break point. Currently this is
 // only based on script name.
 ScriptBreakPoint.prototype.matchesScript = function(script) {
   if (this.type_ == Debug.ScriptBreakPointType.ScriptId) {
     return this.script_id_ == script.id;
   } else {  // this.type_ == Debug.ScriptBreakPointType.ScriptName
-    return this.script_name_ == script.name &&
+    return this.script_name_ == script.nameOrSourceURL() &&
            script.line_offset <= this.line_  &&
            this.line_ < script.line_offset + script.lineCount();
   }
 };
 
 
 // Set the script break point in a script.
 ScriptBreakPoint.prototype.set = function (script) {
   var column = this.column();
   var line = this.line();
@@ skipping 1782 matching lines @@
     case 'string':
     case 'number':
       json = value;
       break
 
     default:
       json = null;
   }
   return json;
 }