DevTools: update default focus element in security panel

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.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();
 
@@ skipping 906 matching lines @@
         row.createChild("div").textContent = key;
 
         var valueDiv = row.createChild("div");
         if (typeof value === "string") {
             valueDiv.textContent = value;
         } else {
             valueDiv.appendChild(value);
         }
     }
 }