Web Inspector: Integrate new regionOversetChange event into inspector

Source/devtools/front_end/CSSNamedFlowCollectionsView.js

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. 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 231 matching lines @@
     {
         // FIXME: We only have support for Named Flows in the main document.
         if (event.data.documentNodeId !== this._document.id)
             return;
 
         var flow = /** @type {WebInspector.NamedFlow} */ (event.data);
         this._updateNamedFlow(flow);
     },
 
     /**
+     * @param {WebInspector.Event} event
+     */
+    _regionOversetChanged: function(event)
+    {
+        // FIXME: We only have support for Named Flows in the main document.
+        if (event.data.documentNodeId !== this._document.id)
+            return;
+
+        var flow = /** @type {WebInspector.NamedFlow} */ (event.data);
+        this._updateNamedFlow(flow);
+    },
+
+    /**
      * @param {DOMAgent.NodeId} documentNodeId
      * @param {string} flowName
      */
     _hashNamedFlow: function(documentNodeId, flowName)
     {
         return documentNodeId + "|" + flowName;
     },
 
     /**
      * @param {string} flowHash
@@ skipping 83 matching lines @@
     {
         WebInspector.SidebarView.prototype.wasShown.call(this);
 
         WebInspector.domAgent.requestDocument(this._setDocument.bind(this));
 
         WebInspector.domAgent.addEventListener(WebInspector.DOMAgent.Events.DocumentUpdated, this._documentUpdated, this);
 
         WebInspector.cssModel.addEventListener(WebInspector.CSSStyleModel.Events.NamedFlowCreated, this._namedFlowCreated, this);
         WebInspector.cssModel.addEventListener(WebInspector.CSSStyleModel.Events.NamedFlowRemoved, this._namedFlowRemoved, this);
         WebInspector.cssModel.addEventListener(WebInspector.CSSStyleModel.Events.RegionLayoutUpdated, this._regionLayoutUpdated, this);
+        WebInspector.cssModel.addEventListener(WebInspector.CSSStyleModel.Events.RegionOversetChanged, this._regionOversetChanged, this);
 
         WebInspector.panel("elements").treeOutline.addEventListener(WebInspector.ElementsTreeOutline.Events.SelectedNodeChanged, this._selectedNodeChanged, this);
 
         this._tabbedPane.addEventListener(WebInspector.TabbedPane.EventTypes.TabSelected, this._tabSelected, this);
         this._tabbedPane.addEventListener(WebInspector.TabbedPane.EventTypes.TabClosed, this._tabClosed, this);
     },
 
     willHide: function()
     {
         WebInspector.domAgent.removeEventListener(WebInspector.DOMAgent.Events.DocumentUpdated, this._documentUpdated, this);
 
         WebInspector.cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.NamedFlowCreated, this._namedFlowCreated, this);
         WebInspector.cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.NamedFlowRemoved, this._namedFlowRemoved, this);
         WebInspector.cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.RegionLayoutUpdated, this._regionLayoutUpdated, this);
+        WebInspector.cssModel.removeEventListener(WebInspector.CSSStyleModel.Events.RegionOversetChanged, this._regionOversetChanged, this);
 
         WebInspector.panel("elements").treeOutline.removeEventListener(WebInspector.ElementsTreeOutline.Events.SelectedNodeChanged, this._selectedNodeChanged, this);
 
         this._tabbedPane.removeEventListener(WebInspector.TabbedPane.EventTypes.TabSelected, this._tabSelected, this);
         this._tabbedPane.removeEventListener(WebInspector.TabbedPane.EventTypes.TabClosed, this._tabClosed, this);
     },
 
     __proto__: WebInspector.SidebarView.prototype
 }
 
@@ skipping 28 matching lines @@
         } else {
             this.title.removeStyleClass("named-flow-overflow");
             this.tooltip = "";
         }
 
         this._overset = newOverset;
     },
 
     __proto__: TreeElement.prototype
 }