Kill unused class member and struct definition in
desktop/source/splash/splash.cxx


Change-Id: I06a901a5442cacf0f7fa2b0c775fc89709968601
Signed-off-by: jailletc36 <christophe.jaillet@wanadoo.fr>
Reviewed-on: https://gerrit.libreoffice.org/943Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Michael Stahl <mstahl@redhat.com>