After last changes context switching was not working.
Removed unnecessary Resize call to avoid flickering.

Change-Id: I7931f4d442737c704c41bb7944c6d95e45b964f7
Reviewed-on: https://gerrit.libreoffice.org/29411Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Szymon Kłos <eszkadev@gmail.com>