Fixes #1489: Preview videos play in full screen (#1601)
Fixes #1489: Preview videos play in full screen (#1601)


mozilla-mobile/focus,mozilla-mobile/focus,justindarc/focus,mozilla/focus,mozilla-mobile/focus,justindarc/focus,justindarc/focus,mozilla-mobile/focus-ios,mozilla-mobile/focus-ios,justindarc/focus,mozilla-mobile/focus-ios,mozilla-mobile/focus-ios,mozilla-mobile/focus,mozilla-mobile/focus,mozilla/focus,mozilla/focus,mozilla/focus,mozilla/focus,justindarc/focus,mozilla-mobile/focus-ios,mozilla-mobile/focus,justindarc/focus,mozilla-mobile/focus-ios