Reapply "OvmfPkg: VMWare SVGA display device register definitions"

Reapply "OvmfPkg: VMWare SVGA display device register definitions"

This reverts commit 328409ce8de7f318ee9c929b64302bd361cd1dbd, reapplying
9bcca53fe466cdff397578328d9d87d257aba493.

Note that the commit now being reverted is technically correct; the only
reason we're reverting it is because it should not have been pushed past
the Soft Feature Freeze for the edk2-stable201811 tag.

Cc: Anthony Perard <anthony.perard@citrix.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Julien Grall <julien.grall@linaro.org>
Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
Cc: yuchenlin <yuchenlin@synology.com>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=1319
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: yuchenlin <yuchenlin@synology.com>