| Index: lib/filterComposer.js | 
| =================================================================== | 
| --- a/lib/filterComposer.js | 
| +++ b/lib/filterComposer.js | 
| @@ -162,17 +162,17 @@ | 
| filters.push(docDomain.replace(/^www\./, "") + "##" + selector); | 
| } | 
| } | 
|  | 
| return {filters, selectors}; | 
| } | 
|  | 
| let contextMenuItem = { | 
| -  title: chrome.i18n.getMessage("block_element"), | 
| +  title: browser.i18n.getMessage("block_element"), | 
| contexts: ["image", "video", "audio"], | 
| onclick(page) | 
| { | 
| page.sendMessage({type: "composer.content.contextMenuClicked"}); | 
| } | 
| }; | 
|  | 
| function updateContextMenu(page, filter) | 
| @@ -190,17 +190,17 @@ | 
| page.contextMenus.create(contextMenuItem); | 
| } | 
| } | 
|  | 
| FilterNotifier.on("page.WhitelistingStateRevalidate", updateContextMenu); | 
|  | 
| Prefs.on("shouldShowBlockElementMenu", () => | 
| { | 
| -  chrome.tabs.query({}, tabs => | 
| +  browser.tabs.query({}, tabs => | 
| { | 
| for (let tab of tabs) | 
| updateContextMenu(new ext.Page(tab)); | 
| }); | 
| }); | 
|  | 
| port.on("composer.isPageReady", (message, sender) => | 
| { | 
| @@ -213,17 +213,17 @@ | 
| updateContextMenu(sender.page); | 
| }); | 
|  | 
| port.on("composer.openDialog", (message, sender) => | 
| { | 
| return new Promise(resolve => | 
| { | 
| ext.windows.create({ | 
| -      url: chrome.extension.getURL("composer.html"), | 
| +      url: browser.extension.getURL("composer.html"), | 
| left: 50, | 
| top: 50, | 
| width: 420, | 
| height: 200, | 
| type: "popup" | 
| }, | 
| popupPage => | 
| { | 
|  |