Reverted previous commit

JitsiMeetJS.js

 var Resolutions = require("./service/RTC/Resolutions");
 var ScriptUtil = require("./modules/util/ScriptUtil");
 var GlobalOnErrorHandler = require("./modules/util/GlobalOnErrorHandler");
-var RTCBrowserType = require("./modules/RTC/RTCBrowserType");
 
 function getLowerResolution(resolution) {
     if(!Resolutions[resolution])
 
     version: '{#COMMIT_HASH#}',
 
-    // expose JitsiTrackError this way to give library consumers to do checks
-    // like if (error instanceof JitsiMeetJS.JitsiTrackError) { }
-    JitsiTrackError: JitsiTrackError,
     JitsiConnection: JitsiConnection,
     events: {
         conference: JitsiConferenceEvents,
     },
     logLevels: Logger.levels,
     mediaDevices: JitsiMediaDevices,
-    environment: RTCBrowserType,
     init: function (options) {
         Statistics.audioLevelsEnabled = !options.disableAudioLevels;
 
     }
 };
 
+// expose JitsiTrackError this way to give library consumers to do checks like
+// if (error instanceof JitsiMeetJS.JitsiTrackError) { }
+LibJitsiMeet.JitsiTrackError = JitsiTrackError;
+
 //Setups the promise object.
 window.Promise = window.Promise || require("es6-promise").Promise;