| Index: chrome/content/ui/filters.js | 
| =================================================================== | 
| --- a/chrome/content/ui/filters.js | 
| +++ b/chrome/content/ui/filters.js | 
| @@ -142,17 +142,17 @@ var Templater = | 
| value = value ? "true" : "false"; | 
| attribute.value = value; | 
| } | 
| } | 
| } | 
| // Process <if> tags - remove if condition is false, replace by their children | 
| // if it is true | 
| - for each (let node in conditionals) | 
| + for (let node of conditionals) | 
| { | 
| let fragment = document.createDocumentFragment(); | 
| let condition = node.getAttribute("condition"); | 
| if (condition == "false") | 
| condition = false; | 
| for (let i = 0; i < node.childNodes.length; i++) | 
| { | 
| let child = node.childNodes[i]; |