| Index: lib/filterStorage.js | 
| diff --git a/lib/filterStorage.js b/lib/filterStorage.js | 
| index 9c901155748a06eae779cf6f6fe3115e20ca9ced..ca0ecbcbd0637ef2ace968ffdf51101f8a2824db 100644 | 
| --- a/lib/filterStorage.js | 
| +++ b/lib/filterStorage.js | 
| @@ -337,11 +337,7 @@ let FilterStorage = exports.FilterStorage = | 
| resetHitCounts(filters) | 
| { | 
| if (!filters) | 
| -    { | 
| -      filters = []; | 
| -      for (let text in Filter.knownFilters) | 
| -        filters.push(Filter.knownFilters[text]); | 
| -    } | 
| +      filters = Filter.knownFilters.values(); | 
| for (let filter of filters) | 
| { | 
| filter.hitCount = 0; | 
| @@ -695,7 +691,7 @@ function INIParser() | 
| { | 
| this.fileProperties = this.curObj = {}; | 
| this.subscriptions = []; | 
| -  this.knownFilters = Object.create(null); | 
| +  this.knownFilters = new Map(); | 
| this.knownSubscriptions = Object.create(null); | 
| } | 
| INIParser.prototype = | 
|  |