Issue 6888 - Remove old abp-properties syntax conversion

test/elemHideEmulation.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 150 matching lines @@
 
     withNAD(
       0, selectors =>
         test.equal(selectors.selectorCount, 2))(
       elemHide.getSelectorsForDomain("example.com", 0));
   })(ElemHide.create());
 
   test.done();
 };
 
-exports.testSyntaxConversion = function(test)
-{
-  function checkConvertedFilter(old, converted)
-  {
-    withNAD(
-      0, filter => test.equal(filter.text, converted))(Filter.fromText(old));
-  }
-
-  checkConvertedFilter("example.com##foo[-abp-properties='something']bar", "example.com#?#foo:-abp-properties(something)bar");
-  checkConvertedFilter("example.com#@#foo[-abp-properties='something']bar", "example.com#@#foo:-abp-properties(something)bar");
-  checkConvertedFilter("example.com##[-abp-properties=\"something\"]", "example.com#?#:-abp-properties(something)");
-  checkConvertedFilter("example.com##[-abp-properties='(something)']", "example.com#?#:-abp-properties((something))");
-
-  test.done();
-};
-
 exports.testDomainRestrictions = function(test)
 {
   function testSelectorMatches(description, filters, domain, expectedMatches)
   {
     withNAD([0, 1], (elemHide, elemHideEmulation) =>
     {
       let addFilter = withNAD(0, filter =>
       {
         if (filter instanceof ElemHideEmulationFilter)
           elemHideEmulation.add(filter);
@@ skipping 109 matching lines @@
         "www.example.com",
         []
       );
     })(Filter.fromText("example.com##filter1"),
        Filter.fromText("www.example.com##filter2"),
        Filter.fromText("other.example.com##filter3"));
   })(ElemHide.create(), ElemHideEmulation.create());
 
   test.done();
 };