Tests that a local subframe is not detached upon navigation
Page.frameRequestedNavigation http://127.0.0.1:8000/inspector-protocol/resources/empty.html?2
Page.frameStartedNavigating http://127.0.0.1:8000/inspector-protocol/resources/empty.html?2
Page.frameNavigated http://127.0.0.1:8000/inspector-protocol/resources/empty.html?2