Settings page: Do not grey out the "Ok Google" checkbox on errors.

chrome/browser/resources/options/hotword_confirm_dialog.js

 // Copyright 2014 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.
 
 cr.define('options', function() {
   /** @const */ var ConfirmDialog = options.ConfirmDialog;
   /** @const */ var SettingsDialog = options.SettingsDialog;
   /** @const */ var PageManager = cr.ui.pageManager.PageManager;
 
   /**
@@ skipping 31 matching lines @@
      * Pop up the dialog if there are no errors from the indicator or commit the
      * change, depending on whether confirmation is needed.
      * @param {Event} event Change event.
      * @private
      */
     onPrefChanged_: function(event) {
       if (!event.value.uncommitted)
         return;
 
       if (event.value.value && !this.confirmed_) {
-        if (!this.indicator.errorText) {
-          PageManager.showPageByName(this.name, false);
-        } else {
+        // If there is an error, show the indicator icon with more information.
+        if (this.indicator.errorText)
           this.indicator.updateBasedOnError();
-          this.handleCancel();
-        }
+
+        // Show confirmation dialog (regardless of whether there is an error).
+        PageManager.showPageByName(this.name, false);
       } else {
         Preferences.getInstance().commitPref(this.pref, this.metric);
       }
     },
 
     /**
      * Override the initializePage function so that an updated version of
      * onPrefChanged_ can be used.
      * @override
      */
     initializePage: function() {
       SettingsDialog.prototype.initializePage.call(this);
 
       this.okButton.onclick = this.handleConfirm.bind(this);
       this.cancelButton.onclick = this.handleCancel.bind(this);
       Preferences.getInstance().addEventListener(
           this.pref, this.onPrefChanged_.bind(this));
     }
   };
 
   return {
     HotwordConfirmDialog: HotwordConfirmDialog
   };
 });