disable webvr in tests to avoid starting SteamVR

Author: 3DataWill

machinima_tests/karma.conf.js

@@ -6,13 +6,21 @@ var karmaConf = {
       ['babelify']
     ]
   },
-  browsers: ['Firefox', 'Chrome'],
+  browsers: ['Firefox_NoVR', 'Chrome'],
   // machinima: prevent timeout during recording playback
   browserNoActivityTimeout: 600000,
   client: {
     captureConsole: false,
     mocha: {'ui': 'tdd'}
   },
+  customLaunchers: {
+    Firefox_NoVR: {
+      base: 'Firefox',
+      prefs: {
+        'dom.vr.enabled': false
+      }
+    }
+  },
   files: [
     // module and dependencies
     {pattern: 'main.js', included: true},

tests/karma.conf.js

@@ -7,7 +7,7 @@ var karmaConf = {
       ['babelify']
     ]
   },
-  browsers: ['Chrome', 'Firefox'],
+  browsers: ['Chrome', 'Firefox_NoVR'],
   // browsers: ['FirefoxNightly', 'Chromium_WebVR'],
   client: {
     captureConsole: true,
@@ -17,6 +17,12 @@ var karmaConf = {
     Chromium_WebVR: {
       base: 'Chromium',
       flags: ['--enable-webvr', '--enable-gamepad-extensions']
+    },
+    Firefox_NoVR: {
+      base: 'Firefox',
+      prefs: {
+        'dom.vr.enabled': false
+      }
     }
   },
   envPreprocessor: [