use match in one case and remove and operator

services/web/app/coffee/Features/LinkedFiles/UrlAgent.coffee

@@ -50,7 +50,7 @@ module.exports = UrlAgent = {
 		callback(null, readStream)
 
 	_prependHttpIfNeeded: (url) ->
-		if !/:///.test(url)
+		if !url.match('://')
 			url = 'http://' + url
 		return url
 

services/web/public/coffee/ide.coffee

@@ -200,7 +200,7 @@ define [
 				userAgent &&
 				/.*Safari\/.*/.test(userAgent) &&
 				!/.*Chrome\/.*/.test(userAgent) &&
-				!/.*Chromium\/.*/.test(userAgent) &&
+				!/.*Chromium\/.*/.test(userAgent)
 			)
 		catch err
 			console.error err