Issue 2528 - Don't parse CSS selectors that have no comma

include.preload.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 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 133 matching lines @@
 
 function convertSelectorsForShadowDOM(selectors)
 {
   var result = [];
   var prefix = "::content ";
 
   for (var i = 0; i < selectors.length; i++)
   {
     var selector = selectors[i];
     var start = 0;
-    var sep = "";
 
-    for (var j = 0; j < selector.length; j++)
+    if (selector.indexOf(",") != -1)
     {

[Sebastian Noack, 2015/05/15 11:33:49]

Changes in this block are only due to indentation.

-      var chr = selector[j];
-      if (chr == "\\")
-        j++;
-      else if (chr == sep)
-        sep = "";
-      else if (sep == "")
+      var sep = "";
+
+      for (var j = 0; j < selector.length; j++)
       {
-        if (chr == '"' || chr == "'")
-          sep = chr;
-        else if (chr == ",")
+        var chr = selector[j];
+        if (chr == "\\")
+          j++;
+        else if (chr == sep)
+          sep = "";
+        else if (sep == "")
         {
-          result.push(prefix + selector.substring(start, j));
-          start = j + 1;
+          if (chr == '"' || chr == "'")
+            sep = chr;
+          else if (chr == ",")
+          {
+            result.push(prefix + selector.substring(start, j));
+            start = j + 1;
+          }
         }
       }
     }
 
     result.push(prefix + selector.substring(start));
   }
 
   return result;
 }
 
@@ skipping 109 matching lines @@
   }, true);
 
   return updateStylesheet;
 }
 
 if (document instanceof HTMLDocument)
 {
   checkSitekey();
   window.updateStylesheet = init(document);
 }