DevTools: "Jump between editing locations" experiment

Source/devtools/front_end/UISourceCodeFrame.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:
  *
  * 1. Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *
@@ skipping 27 matching lines @@
     WebInspector.settings.textEditorAutocompletion.addChangeListener(this._enableAutocompletionIfNeeded, this);
     this._enableAutocompletionIfNeeded();
 
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.FormattedChanged, this._onFormattedChanged, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyChanged, this._onWorkingCopyChanged, this);
     this._uiSourceCode.addEventListener(WebInspector.UISourceCode.Events.WorkingCopyCommitted, this._onWorkingCopyCommitted, this);
     this._updateStyle();
 }
 
 WebInspector.UISourceCodeFrame.prototype = {
+    /**
+     * @return {!WebInspector.UISourceCode}
+     */
+    uiSourceCode: function()
+    {
+        return this._uiSourceCode;
+    },
+
     _enableAutocompletionIfNeeded: function()
     {
         this.textEditor.setCompletionDictionary(WebInspector.settings.textEditorAutocompletion.get() ? new WebInspector.SampleCompletionDictionary() : null);
     },
 
     wasShown: function()
     {
         WebInspector.SourceFrame.prototype.wasShown.call(this);
         this._boundWindowFocused = this._windowFocused.bind(this);
         window.addEventListener("focus", this._boundWindowFocused, false);
@@ skipping 138 matching lines @@
         contextMenu.appendSeparator();
     },
 
     dispose: function()
     {
         this.detach();
     },
 
     __proto__: WebInspector.SourceFrame.prototype
 }