| Index: chrome/ext/content.js | 
| diff --git a/chrome/ext/content.js b/chrome/ext/content.js | 
| index b54fdcfb0c9f568738704a7587554dfce14949d8..6da72ec4e94fe3d58285b6388df0c12ab9ce1680 100644 | 
| --- a/chrome/ext/content.js | 
| +++ b/chrome/ext/content.js | 
| @@ -1,14 +1,16 @@ | 
| -chrome.runtime.onMessage.addListener(function(message, sender, sendResponse) | 
| +"use strict"; | 
| + | 
| +chrome.runtime.onMessage.addListener((message, sender, sendResponse) => | 
| { | 
| return ext.onMessage._dispatch(message, {}, sendResponse).indexOf(true) != -1; | 
| }); | 
|  | 
| -ext.onExtensionUnloaded = (function() | 
| +ext.onExtensionUnloaded = (() => | 
| { | 
| -  var port = null; | 
| +  let port = null; | 
|  | 
| return { | 
| -    addListener: function(listener) | 
| +    addListener(listener) | 
| { | 
| if (!port) | 
| port = chrome.runtime.connect(); | 
| @@ -17,7 +19,7 @@ ext.onExtensionUnloaded = (function() | 
| // background page dies and automatically disconnects all ports | 
| port.onDisconnect.addListener(listener); | 
| }, | 
| -    removeListener: function(listener) | 
| +    removeListener(listener) | 
| { | 
| if (port) | 
| { | 
|  |