DevTools: introduce persistence/ module

third_party/WebKit/Source/devtools/front_end/bindings/ResourceScriptMapping.js

 /*
  * Copyright (C) 2012 Google Inc. 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
@@ skipping 307 matching lines @@
     {
         if (this._uiSourceCode.isDirty())
             return true;
         if (!this._script)
             return false;
         if (typeof this._scriptSource === "undefined")
             return false;
         var workingCopy = this._uiSourceCode.workingCopy();
 
         // Match ignoring sourceURL.
-        if (workingCopy.startsWith(this._scriptSource.trimRight())) {
-            var suffix = this._uiSourceCode.workingCopy().substr(this._scriptSource.length);
-            return !!suffix.length && !suffix.match(WebInspector.Script.sourceURLRegex);
-        }
-
-        // Match ignoring Node wrapper.
-        var nodePrefix = "(function (exports, require, module, __filename, __dirname) { \n";
-        var nodeSuffix = "\n});";
-        if (workingCopy.startsWith("#!/usr/bin/env node\n"))
-            workingCopy = workingCopy.substring("#!/usr/bin/env node\n".length);
-        if (this._scriptSource === nodePrefix + workingCopy + nodeSuffix)
-            return false;
-        return true;
+        if (!workingCopy.startsWith(this._scriptSource.trimRight()))
+            return true;
+        var suffix = this._uiSourceCode.workingCopy().substr(this._scriptSource.length);
+        return !!suffix.length && !suffix.match(WebInspector.Script.sourceURLRegex);
     },
 
     /**
      * @param {!WebInspector.Event} event
      */
     _workingCopyChanged: function(event)
     {
         this._update();
     },
 
@@ skipping 130 matching lines @@
     /**
      * @return {boolean}
      */
     hasSourceMapURL: function()
     {
         return this._script && !!this._script.sourceMapURL;
     },
 
     __proto__: WebInspector.Object.prototype
 }