I ran the following code replace:
    s/(Uni|Xub)?String\s*::\s*CreateFromInt32/OUString::number/

Change-Id: Ic500593e3a0b593522c9469b18da0145285007da
Reviewed-on: https://gerrit.libreoffice.org/2280Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Michael Stahl <mstahl@redhat.com>