tdf#126508 Fix crash when changing icon style

Regression from b58aa94f1f365c746135470bceb97cc182c289bc

Change-Id: I253447c197d8b333e26f243e26794e775f3edcee
Reviewed-on: https://gerrit.libreoffice.org/76590
Tested-by: Jenkins
Reviewed-by: Xisco FaulĂ­ <xiscofauli@libreoffice.org>
(cherry picked from commit 857f68d68b3d0092f109845cfd93482871a0793d)
Reviewed-on: https://gerrit.libreoffice.org/76613
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
Tested-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
diff --git a/sfx2/source/sidebar/SidebarController.cxx b/sfx2/source/sidebar/SidebarController.cxx
index 24660ef..fce4732 100644
--- a/sfx2/source/sidebar/SidebarController.cxx
+++ b/sfx2/source/sidebar/SidebarController.cxx
@@ -681,6 +681,8 @@ void SidebarController::SwitchToDeck (
    const DeckDescriptor& rDeckDescriptor,
    const Context& rContext)
{
    maFocusManager.Clear();

    const bool bForceNewDeck ((mnRequestedForceFlags&SwitchFlag_ForceNewDeck)!=0);
    const bool bForceNewPanels ((mnRequestedForceFlags&SwitchFlag_ForceNewPanels)!=0);
    mnRequestedForceFlags = SwitchFlag_NoForce;