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

Change-Id: I7c047cf1c90632bddc23ed49f9455d745ac8688e
Reviewed-on: https://gerrit.libreoffice.org/2282Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Michael Stahl <mstahl@redhat.com>