... through MacroChooser
Without this, current document's macros library is unavailable in
"Assign" dialog

Change-Id: I83baa3b98858260eab61e8f4fefde3f9979c6d83
Reviewed-on: https://gerrit.libreoffice.org/30600Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>