PASS childWindow.navigator.onLine is window.navigator.onLine
PASS childWindow.navigator.platform is window.navigator.platform
FAIL childWindow.navigator.presentation.onavailablechange should be null. Threw exception TypeError: Cannot read property 'onavailablechange' of null
PASS childWindow.navigator.onLine is window.navigator.onLine
PASS childWindow.navigator.platform is window.navigator.platform
FAIL childWindow.navigator.presentation.onavailablechange should be null. Threw exception TypeError: Cannot read property 'onavailablechange' of null