DevTools: simplify Service Workers panel UI, remove non-actionable data.

third_party/WebKit/Source/devtools/front_end/resources/ResourcesPanel.js

 /*
  * Copyright (C) 2007, 2008, 2010 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  * Copyright (C) 2013 Samsung Electronics. 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
@@ skipping 30 matching lines @@
     this._resourcesLastSelectedItemSetting = WebInspector.settings.createSetting("resourcesLastSelectedItem", {});
 
     this._sidebarTree = new TreeOutlineInShadow();
     this._sidebarTree.element.classList.add("resources-sidebar");
     this._sidebarTree.registerRequiredCSS("resources/resourcesSidebar.css");
     this._sidebarTree.element.classList.add("filter-all", "outline-disclosure");
     this.panelSidebarElement().appendChild(this._sidebarTree.element);
     this.setDefaultFocusedElement(this._sidebarTree.element);
 
     this._applicationTreeElement = this._addSidebarSection(WebInspector.UIString("Application"));
-    var manifestTreeElement = new WebInspector.AppManifestTreeElement(this);
-    this._applicationTreeElement.appendChild(manifestTreeElement);
+    this._manifestTreeElement = new WebInspector.AppManifestTreeElement(this);
+    this._applicationTreeElement.appendChild(this._manifestTreeElement);
 
     var storageTreeElement = this._addSidebarSection(WebInspector.UIString("Storage"));
     this.localStorageListTreeElement = new WebInspector.StorageCategoryTreeElement(this, WebInspector.UIString("Local Storage"), "LocalStorage", ["domstorage-storage-tree-item", "local-storage"]);
     storageTreeElement.appendChild(this.localStorageListTreeElement);
     this.sessionStorageListTreeElement = new WebInspector.StorageCategoryTreeElement(this, WebInspector.UIString("Session Storage"), "SessionStorage", ["domstorage-storage-tree-item", "session-storage"]);
     storageTreeElement.appendChild(this.sessionStorageListTreeElement);
     this.indexedDBListTreeElement = new WebInspector.IndexedDBTreeElement(this);
     storageTreeElement.appendChild(this.indexedDBListTreeElement);
     this.databasesListTreeElement = new WebInspector.StorageCategoryTreeElement(this, WebInspector.UIString("Web SQL"), "Databases", ["database-storage-tree-item"]);
     storageTreeElement.appendChild(this.databasesListTreeElement);
@@ skipping 44 matching lines @@
         var treeElement = new TreeElement(title, true);
         treeElement.listItemElement.classList.add("storage-group-list-item");
         treeElement.setCollapsible(false);
         treeElement.selectable = false;
         this._sidebarTree.appendChild(treeElement);
         return treeElement;
     },
 
     wasShown: function()
     {
-        if (!this._sidebarTree.selectedTreeElement) {
-            if (this.serviceWorkersTreeElement)
-                this.serviceWorkersTreeElement.select();
-            else
-                this.localStorageListTreeElement.select();
-        }
+        if (!this._sidebarTree.selectedTreeElement)
+            this._manifestTreeElement.select();
     },
 
     /**
      * @override
      * @param {!WebInspector.Target} target
      */
     targetAdded: function(target)
     {
         if (this._target)
             return;
         this._target = target;
 
         if (target.serviceWorkerManager) {
             this.serviceWorkersTreeElement = new WebInspector.ServiceWorkersTreeElement(this);
-            this._applicationTreeElement.insertChild(this.serviceWorkersTreeElement, 0);
+            this._applicationTreeElement.appendChild(this.serviceWorkersTreeElement);
         }
 
         this._databaseModel = WebInspector.DatabaseModel.fromTarget(target);
         this._domStorageModel = WebInspector.DOMStorageModel.fromTarget(target);
 
         if (target.resourceTreeModel.cachedResourcesLoaded())
             this._initialize();
 
         target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.Load, this._loadEventFired, this);
         target.resourceTreeModel.addEventListener(WebInspector.ResourceTreeModel.EventTypes.CachedResourcesLoaded, this._initialize, this);
@@ skipping 2010 matching lines @@
 WebInspector.ResourcesPanelFactory.prototype = {
     /**
      * @override
      * @return {!WebInspector.Panel}
      */
     createPanel: function()
     {
         return WebInspector.ResourcesPanel._instance();
     }
 }