Replace boost::bind with C++11 lambdas

Change-Id: I37e769c88d997eaecf46c07e510cef6a30fbce8e
Reviewed-on: https://gerrit.libreoffice.org/19334Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>