don't return empty wrtc object in browser

Author: feross

lib/websocket-tracker.js

@@ -11,12 +11,12 @@ var Socket = require('simple-websocket')
 
 var wrtc
 try {
-  wrtc = require('wrtc') // webrtc in node - will be empty object in browser
+  wrtc = require('wrtc') // WebRTC in node/browser
 } catch (err) {
   wrtc = null // optional dependency failed to install
 }
 
-var WEBRTC_SUPPORT = typeof window !== 'undefined' || !!wrtc
+var WEBRTC_SUPPORT = !!wrtc
 
 var common = require('./common')
 

package.json

@@ -14,8 +14,7 @@
     "./lib/common-node": false,
     "./lib/http-tracker": false,
     "./lib/udp-tracker": false,
-    "./server": false,
-    "wrtc": false
+    "./server": false
   },
   "bugs": {
     "url": "https://github.com/feross/bittorrent-tracker/issues"