options: fix content settings exceptions dialog regression.

chrome/browser/resources/options/handler_options_list.js

Index: chrome/browser/resources/options/handler_options_list.js
diff --git a/chrome/browser/resources/options/handler_options_list.js b/chrome/browser/resources/options/handler_options_list.js
index 5572a55445f2965f1891ba033a4f19e58bcbc21a..fef1740de8bcb76ef3f99023f6faadd444090218 100644
--- a/chrome/browser/resources/options/handler_options_list.js
+++ b/chrome/browser/resources/options/handler_options_list.js
@@ -6,7 +6,6 @@ cr.define('options', function() {
   /** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
   /** @const */ var List = cr.ui.List;
   /** @const */ var ListItem = cr.ui.ListItem;
-  /** @const */ var HandlerOptions = options.HandlerOptions;
   /** @const */ var DeletableItem = options.DeletableItem;
   /** @const */ var DeletableItemList = options.DeletableItemList;
 
@@ -168,7 +167,6 @@ cr.define('options', function() {
     decorate: function() {
       ListItem.prototype.decorate.call(this);
 
-      var self = this;
       var delegate = {
         removeHandler: function(index, handler) {
           chrome.send('removeHandler', [handler]);