module Capybara::Selenium::Driver::ChromeDriver

def fullscreen_window(handle)
  within_given_window(handle) do
    begin
      super
    rescue NoMethodError => err
      raise unless err.message =~ /full_screen_window/
      result = bridge.http.call(:post, "session/#{bridge.session_id}/window/fullscreen", {})
      result['value']
    end
  end
end