Bug 1498058 [wpt PR 13361] - Update wpt metadata, a=testonly

wpt-pr: 13361 wpt-type: metadata
2018-10-11 02:57:16 +00:00 · 2018-10-11 02:57:16 +00:00 · f40d102400
--- a/testing/web-platform/meta/mediacapture-streams/MediaStream-MediaElement-srcObject.https.html.ini
+++ b/testing/web-platform/meta/mediacapture-streams/MediaStream-MediaElement-srcObject.https.html.ini
@ -0,0 +1,4 @@
+[MediaStream-MediaElement-srcObject.https.html]
+  [Tests that a MediaStream can be assigned to a video element with srcObject]
+    expected: FAIL
+