D9190: TransferJob: fix for when the readChannelFinished has already been emitted before start is called()

[Albert Astals Cid]

aacid closed this revision.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D9190

To: aacid, dfaure, apol, albertvaka
Cc: ngraham, nicolasfella, anthonyfieroni, #frameworks