--- a/src/Pure/Admin/build_doc.scala Thu Nov 12 11:00:34 2020 +0100 +++ b/src/Pure/Admin/build_doc.scala Thu Nov 12 11:43:07 2020 +0100 @@ -7,9 +7,6 @@ package isabelle -import java.io.{File => JFile} - - object Build_Doc { /* build_doc */