reuse AllowedLinkProtocolFromDocument in impress/draw

reuse AllowedLinkProtocolFromDocument in impress/draw

Change-Id: I73ca4f087946a45dbf92d69a0dc1e769de9b5690
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/159843
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolan.mcnamara@collabora.com>
(cherry picked from commit f0942eed2eb328b04856f20613f5226d66b66a20)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/159759
Reviewed-by: Michael Stahl <michael.stahl@allotropia.de>
Signed-off-by: Xisco Fauli <xiscofauli@libreoffice.org>
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/159884
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
Gbp-Pq: Name reuse-AllowedLinkProtocolFromDocument-2.diff