[animate-no-browsing-context.html]
  [Replacing the timeline of an animation targetting an element in a document without a browsing context leaves it in the pending state]
    expected:
      if not nightly_build: FAIL

  [Replacing the timeline of an animation targetting an element in a document without a browsing context and then adopting that element causes it to start updating style]
    expected:
      if not nightly_build: FAIL
