[PUSHED] Remove some unneeded variables in filter

[Olivier Hallot (via Code Review)]

Hi,

Thank you for your patch!  It has been merged to LibreOffice.

If you are interested in details, please visit

    https://gerrit.libreoffice.org/1773

Approvals:
  Olivier Hallot: Verified; Looks good to me, approved


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Gerrit-MessageType: merged
Gerrit-Change-Id: Ia2963498a197a795155a42b2588f983019d89f35
Gerrit-PatchSet: 2
Gerrit-Project: core
Gerrit-Branch: master
Gerrit-Owner: Marcos Souza <marcos.souza.org at gmail.com>
Gerrit-Reviewer: Olivier Hallot <olivier.hallot at alta.org.br>