
FAIL getFile() provides a file that can be sliced promise_test: Unhandled rejection with value: object "TypeError: handle.createWritable is not a function. (In 'handle.createWritable()', 'handle.createWritable' is undefined)"
FAIL getFile() returns last modified time promise_test: Unhandled rejection with value: object "TypeError: handle.createWritable is not a function. (In 'handle.createWritable({keepExistingData: false})', 'handle.createWritable' is undefined)"