tdf#104488 editeng,svx: throw less Accessible exceptions

For some of these functions it doesn't make sense to throw
DisposedException as they can return a sensible default value.

Particularly AccessibleShape::getAccessibleChildCount() was throwing an
exception that was never caught.

(cherry picked from commit 5a3b2111172f106378cbf78aba0fde1db3642275)

loplugin:unnecessaryoverride
(cherry picked from commit 10bf49c18d56f198e63514953a1c6e2ea17fcc9c)

Change-Id: I000149cf9bb0fd13f69650ad8224a8daf26f7bee
Reviewed-on: https://gerrit.libreoffice.org/32187
Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Michael Stahl <mstahl@redhat.com>

0 files changed, 0 insertions, 0 deletions