Update Document.jsx (#505)
Update Document.jsx (#505)

Worker 'blob' will be automatically disposed of on component dismount, saving compute resources on the client side. Prior to this change, the worker 'blob'  would liinger, even though it was not in use, consuming resources. This became a problem when loading large PDF files.
wojtekmaj/react-pdf,wojtekmaj/react-pdf,wojtekmaj/react-pdf