Fix buildbot issues with commit f8f3239bb03487de1844ab0f6df0ba693322ce4b
from change 3016.

Change-Id: I67363462f1c4e1ca69695573892692c458c620c6
Reviewed-on: https://code.wireshark.org/review/3040
Reviewed-by: Graham Bloice <graham.bloice@trihedral.com>