Fix invalid reads/writes when hiding widget in Finch

Review Request #810 — Created July 13, 2021 and submitted — Latest diff uploaded

Information

libgnt/libgnt
release-2.x.y
658c31365bda

Reviewers

Fix invalid reads/writes when hiding widget in Finch

ran "steps to reproduce" from LIBGNT-13 without getting invalid reads/writes anymore.