From: Soeren Apel <soeren@apelpie.net>
Date: Thu, 14 Jun 2018 19:05:07 +0000 (+0200)
Subject: Fix up change handler registration
X-Git-Url: http://git.code-monkey.de/?a=commitdiff_plain;h=99c4952654ae218a6b45ca61066deb4f81f68416;hp=99c4952654ae218a6b45ca61066deb4f81f68416;p=pulseview.git

Fix up change handler registration

Before, the mismatched registration/deregistration lead to
crashes. Example:

Load file, load another file into the same session,
change any setting -> crash because first change notifier is
called but invalid
---