HomePhabricator

Remove unused mw.Upload.BookletLayout messages

Description

Remove unused mw.Upload.BookletLayout messages

'upload-process-error' and 'upload-process-warning' are no longer
in use since 3e596a9185724793bb8ff4e47373a9d75c17914a.

Change-Id: I6af1bc962901d5be89584795a5521be830199ab4