Issue 5344 - Element hiding emulation exceptions

lib/elemHide.js

Index: lib/elemHide.js
===================================================================
--- a/lib/elemHide.js
+++ b/lib/elemHide.js
@@ -16,17 +16,17 @@
  */
 
 "use strict";
 
 /**
  * @fileOverview Element hiding implementation.
  */
 
-const {ElemHideException} = require("filterClasses");
+const {ElemHideExceptionBase} = require("filterClasses");
 const {FilterNotifier} = require("filterNotifier");
 
 /**
  * Lookup table, filters by their associated key
  * @type {Object}
  */
 let filterByKey = [];
 
@@ -118,17 +118,17 @@
   },
 
   /**
    * Add a new element hiding filter
    * @param {ElemHideFilter} filter
    */
   add(filter)
   {
-    if (filter instanceof ElemHideException)
+    if (filter instanceof ElemHideExceptionBase)
     {
       if (filter.text in knownExceptions)
         return;
 
       let {selector} = filter;
       if (!(selector in exceptions))
         exceptions[selector] = [];
       exceptions[selector].push(filter);
@@ -191,17 +191,17 @@
   },
 
   /**
    * Removes an element hiding filter
    * @param {ElemHideFilter} filter
    */
   remove(filter)
   {
-    if (filter instanceof ElemHideException)
+    if (filter instanceof ElemHideExceptionBase)
     {
       if (!(filter.text in knownExceptions))
         return;
 
       let list = exceptions[filter.selector];
       let index = list.indexOf(filter);
       if (index >= 0)
         list.splice(index, 1);
@@ -221,17 +221,17 @@
     FilterNotifier.emit("elemhideupdate");
   },
 
   /**
    * Checks whether an exception rule is registered for a filter on a particular
    * domain.
    * @param {Filter} filter
    * @param {string} docDomain
-   * @return {ElemHideException}
+   * @return {ElemHideExceptionBase}
    */
   getException(filter, docDomain)
   {
     if (!(filter.selector in exceptions))
       return null;
 
     let list = exceptions[filter.selector];
     for (let i = list.length - 1; i >= 0; i--)