use videoTracks and audioTracks to check unsupported codecs

src/main/windows/about.js

@@ -25,7 +25,8 @@ function init () {
     title: 'About ' + config.APP_WINDOW_TITLE,
     useContentSize: true,
     webPreferences: {
-      nodeIntegration: true
+      nodeIntegration: true,
+      enableBlinkFeatures: 'AudioVideoTracks'
     },
     width: 300
   })

src/main/windows/main.js

@@ -44,7 +44,8 @@ function init (state, options) {
     useContentSize: true, // Specify web page size without OS chrome
     width: initialBounds.width,
     webPreferences: {
-      nodeIntegration: true
+      nodeIntegration: true,
+      enableBlinkFeatures: 'AudioVideoTracks'
     },
     x: initialBounds.x,
     y: initialBounds.y

src/main/windows/webtorrent.js

@@ -26,7 +26,8 @@ function init () {
     title: 'webtorrent-hidden-window',
     useContentSize: true,
     webPreferences: {
-      nodeIntegration: true
+      nodeIntegration: true,
+      enableBlinkFeatures: 'AudioVideoTracks'
     },
     width: 150
   })