Bug 1556710 - Make MediaRecorder tests that are using gUM run in Firefox. r=jib

Depends on D33762

Differential Revision: https://phabricator.services.mozilla.com/D33763

--HG--
rename : testing/web-platform/meta/mediacapture-streams/__dir__.ini => testing/web-platform/meta/mediacapture-record/__dir__.ini
extra : moz-landing-system : lando

testing/web-platform/meta/mediacapture-record/__dir__.ini

@@ -0,0 +1 @@
+prefs: [media.navigator.permission.disabled:true, media.navigator.streams.fake:true, media.devices.insecure.enabled:false, dom.security.featurePolicy.enabled:true, dom.security.featurePolicy.header.enabled:true, dom.security.featurePolicy.webidl.enabled:true]

testing/web-platform/tests/mediacapture-record/MediaRecorder-creation.https.html

@@ -26,7 +26,7 @@
       });
 
       const onError = test.unreached_func('Error creating MediaStream.');
-      navigator.getUserMedia(constraints, gotStream, onError);
+      navigator.mediaDevices.getUserMedia(constraints).then(gotStream, onError);
     }, message);
   }
 

testing/web-platform/tests/mediacapture-record/MediaRecorder-disabled-tracks.https.html

@@ -46,7 +46,7 @@
       });
 
       const onError = test.unreached_func('Error creating MediaStream.');
-      navigator.getUserMedia(args[1], gotStream, onError);
+      navigator.mediaDevices.getUserMedia(args[1]).then(gotStream, onError);
     }, args[0]);
   });