[DevTools] Focus sidebar trees in certain panels by default.

third_party/WebKit/Source/devtools/front_end/security/SecurityPanel.js

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
  * @extends {WebInspector.PanelWithSidebar}
  * @implements {WebInspector.TargetManager.Observer}
  */
 WebInspector.SecurityPanel = function()
 {
     WebInspector.PanelWithSidebar.call(this, "security");
 
     this._mainView = new WebInspector.SecurityMainView(this);
 
     this._sidebarMainViewElement = new WebInspector.SecurityPanelSidebarTreeElement(WebInspector.UIString("Overview"), this._setVisibleView.bind(this, this._mainView), "security-main-view-sidebar-tree-item", "lock-icon");
     this._sidebarTree = new WebInspector.SecurityPanelSidebarTree(this._sidebarMainViewElement, this.showOrigin.bind(this));
     this.panelSidebarElement().appendChild(this._sidebarTree.element);
-    this.setDefaultFocusedElement(this._sidebarTree.contentElement);
 
     /** @type {!Map<!NetworkAgent.LoaderId, !WebInspector.NetworkRequest>} */
     this._lastResponseReceivedForLoaderId = new Map();
 
     /** @type {!Map<!WebInspector.SecurityPanel.Origin, !WebInspector.SecurityPanel.OriginState>} */
     this._origins = new Map();
 
     /** @type {!Map<!WebInspector.NetworkLogView.MixedContentFilterValues, number>} */
     this._filterRequestCounts = new Map();
 
     WebInspector.targetManager.observeTargets(this, WebInspector.Target.Capability.Network);
 }
 
 /** @typedef {string} */
 WebInspector.SecurityPanel.Origin;
 
 /**
  * @typedef {Object}
  * @property {!SecurityAgent.SecurityState} securityState - Current security state of the origin.
  * @property {?NetworkAgent.SecurityDetails} securityDetails - Security details of the origin, if available.
  * @property {?Promise<>} certificateDetailsPromise - Certificate details of the origin.
  * @property {?WebInspector.SecurityOriginView} originView - Current SecurityOriginView corresponding to origin.
  */
 WebInspector.SecurityPanel.OriginState;
 
 WebInspector.SecurityPanel.prototype = {
-
     /**
      * @param {!SecurityAgent.SecurityState} securityState
      */
     setRanInsecureContentStyle: function(securityState)
     {
         this._ranInsecureContentStyle = securityState;
     },
 
     /**
      * @param {!SecurityAgent.SecurityState} securityState
@@ skipping 46 matching lines @@
     },
 
     wasShown: function()
     {
         WebInspector.Panel.prototype.wasShown.call(this);
         if (!this._visibleView)
             this.selectAndSwitchToMainView();
     },
 
     /**
+     * @override
+     */
+    focus: function()
+    {
+        this._sidebarTree.focus();
+    },
+
+    /**
      * @param {!WebInspector.VBox} view
      */
     _setVisibleView: function(view)
     {
         if (this._visibleView === view)
             return;
 
         if (this._visibleView)
             this._visibleView.detach();
 
@@ skipping 912 matching lines @@
         row.createChild("div").textContent = key;
 
         var valueDiv = row.createChild("div");
         if (typeof value === "string") {
             valueDiv.textContent = value;
         } else {
             valueDiv.appendChild(value);
         }
     }
 }