INVALID_POOL_ITEM in sfx2::sidebar::ControllerItem::ItmeUpdateReceiverInterface::NotifyItemUpdate

[Caolán McNamara]

On Thu, 2017-04-13 at 18:17 +0200, Stephan Bergmann wrote:
> And I have no idea why this failure only started to happen
> now.

Its possible that it has started appearing in the asan builds now
because previous to...

commit 506cab1a01b0481d0831a7a692a26dc5a5b55e91
Author: Caolán McNamara <caolanm at redhat.com>
Date:   Wed Apr 12 16:14:10 2017 +0100

    take the .ui files from $BRAND_BASE_DIR/$BRAND_SHARE_SUBDIR

the sidebar loader may not have found its .ui files and failed to load
and not be able to listen to those state changes