Noissue - Lower-case URL in advance for location-only filters

lib/filterClasses.js

Index: lib/filterClasses.js
===================================================================
--- a/lib/filterClasses.js
+++ b/lib/filterClasses.js
@@ -874,27 +874,30 @@
            (this.thirdParty == null || this.thirdParty == thirdParty) &&
            this.isActiveOnDomain(docDomain, sitekey) &&
            this.matchesLocation(location);
   },
 
   /**
    * Checks whether the given URL matches this filter's pattern.
    * @param {string} location The URL to check.
+   * @param {?string} [lowerCaseLocation] The lower-case version of the URL to
+   *   check, for case-insensitive matching.
    * @returns {boolean} <code>true</code> if the URL matches.
+   * @package
    */
-  matchesLocation(location)
+  matchesLocation(location, lowerCaseLocation)
   {
     let {regexp} = this;
 
     if (regexp)
       return regexp.test(location);
 
     if (!this.matchCase)
-      location = location.toLowerCase();
+      location = lowerCaseLocation || location.toLowerCase();
 
     let {pattern} = this;
 
     let startsWithDoubleAnchor = pattern[0] == "|" && pattern[1] == "|";
     let endsWithSeparator = pattern[pattern.length - 1] == "^";
 
     if (startsWithDoubleAnchor)
       pattern = pattern.substr(2);