Avoid js exception in history.pushState by not changing url per csilv

chrome/browser/resources/options/options_page.js

 // Copyright (c) 2010 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.
 
 ///////////////////////////////////////////////////////////////////////////////
 // OptionsPage class:
 
 /**
  * Base class for options page.
  * @constructor
@@ skipping 96 matching lines @@
  * OptionsPage.
  */
 OptionsPage.registerOverlay = function(page) {
   OptionsPage.registeredOverlayPages_[page.name] = page;
   page.tab = undefined;
   page.isOverlay = true;
   page.initializePage();
 };
 
 /**
+ * Callback for window.onpopstate.
+ * @param {Object} data State data pushed into history.
+ */
+OptionsPage.setState = function(data) {
+  if (data && data.pageName) {
+    OptionsPage.showPageByName(data.pageName);
+  }
+};
+
+/**
  * Initializes the complete options page.  This will cause
  * all C++ handlers to be invoked to do final setup.
  */
 OptionsPage.initialize = function() {
   chrome.send('coreOptionsInitialize');
 };
 
 OptionsPage.prototype = {
   __proto__: cr.EventTarget.prototype,
 
@@ skipping 17 matching lines @@
   set visible(visible) {
     if ((this.visible && visible) || (!this.visible && !visible))
       return;
 
     if (visible) {
       this.pageDiv.style.display = 'block';
       if (this.isOverlay) {
         var overlay = $('overlay');
         overlay.classList.remove('hidden');
       } else {
+        // Recent webkit change no longer allows url change from "chrome://".
         window.history.pushState({pageName: this.name},
-                                 this.title,
-                                 '/' + this.name);
+                                 this.title);
       }
       if (this.tab) {
         this.tab.classList.add('navbar-item-selected');
         if (this.tab.parentNode && this.tab.parentNode.id == 'subpagesnav')
           this.tab.classList.remove('hidden');
       }
     } else {
       if (this.isOverlay) {
         var overlay = $('overlay');
         overlay.classList.add('hidden');
       }
       this.pageDiv.style.display = 'none';
       if (this.tab) {
         this.tab.classList.remove('navbar-item-selected');
         if (this.tab.parentNode && this.tab.parentNode.id == 'subpagesnav')
           this.tab.classList.add('hidden');
       }
     }
 
     cr.dispatchPropertyChange(this, 'visible', visible, !visible);
   }
 };