[DevTools] Auto-attach to cross-process subframes under experiment.

third_party/WebKit/Source/devtools/front_end/sources/NavigatorView.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 44 matching lines @@
     this.element.addEventListener("contextmenu", this.handleContextMenu.bind(this), false);
 
     this._navigatorGroupByFolderSetting = WebInspector.moduleSetting("navigatorGroupByFolder");
     this._navigatorGroupByFolderSetting.addChangeListener(this._groupingChanged.bind(this));
 
     this._initGrouping();
     WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.Events.FrameNavigated, this._frameNavigated, this);
     WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.Events.FrameDetached, this._frameDetached, this);
     WebInspector.persistence.addEventListener(WebInspector.Persistence.Events.BindingCreated, this._onBindingChanged, this);
     WebInspector.persistence.addEventListener(WebInspector.Persistence.Events.BindingRemoved, this._onBindingChanged, this);
+    WebInspector.targetManager.addEventListener(WebInspector.TargetManager.Events.NameChanged, this._targetNameChanged, this);
 
     WebInspector.targetManager.observeTargets(this);
     this._resetWorkspace(WebInspector.workspace);
 }
 
 WebInspector.NavigatorView.Types = {
     Category: "category",
     Domain: "domain",
     File: "file",
     FileSystem: "fs",
@@ skipping 732 matching lines @@
      * @override
      * @param {!WebInspector.Target} target
      */
     targetRemoved: function(target)
     {
         var targetNode = this._rootNode.child("target:" + target.id());
         if (targetNode)
             this._rootNode.removeChild(targetNode);
     },
 
+    /**
+     * @param {!WebInspector.Event} event
+     */
+    _targetNameChanged: function(event)
+    {
+        var target = /** @type {!WebInspector.Target} */ (event.data);
+        var targetNode = this._rootNode.child("target:" + target.id());
+        if (targetNode)
+            targetNode.setTitle(target.name());
+    },
+
     __proto__: WebInspector.VBox.prototype
 }
 
 /**
  * @param {!TreeElement} treeElement1
  * @param {!TreeElement} treeElement2
  * @return {number}
  */
 WebInspector.NavigatorView._treeElementsCompare = function compare(treeElement1, treeElement2)
 {
@@ skipping 276 matching lines @@
      */
     hasChildren: function()
     {
         return true;
     },
 
     onattach: function()
     {
     },
 
+    /**
+     * @param {string} title
+     */
+    setTitle: function(title)
+    {
+        throw "Not implemented";
+    },
+
     populate: function()
     {
         if (this.isPopulated())
             return;
         if (this.parent)
             this.parent.populate();
         this._populated = true;
         this.wasPopulated();
     },
 
@@ skipping 508 matching lines @@
         var isActive = WebInspector.persistence.filePathHasBindings(fileSystemPath);
         if (wasActive === isActive)
             return;
         this._treeElement.listItemElement.classList.toggle("has-mapped-files", isActive);
         if (isActive)
             this._treeElement.expand();
         else
             this._treeElement.collapse();
     },
 
+    /**
+     * @param {string} title
+     * @override
+     */
+    setTitle: function(title)
+    {
+        this._title = title;
+        if (this._treeElement)
+            this._treeElement.title = this._title;
+    },
+
     __proto__: WebInspector.NavigatorTreeNode.prototype
 }