[cleanup] Remove commented code from pin_sim.cc
[cleanup] Remove commented code from pin_sim.cc

8l/Graphite,nkawahara/Graphite,nkawahara/Graphite,victorisildur/Graphite,mit-carbon/Graphite-Cycle-Level,mit-carbon/Graphite-Cycle-Level,nkawahara/Graphite,8l/Graphite,8l/Graphite,mit-carbon/Graphite-Cycle-Level,mit-carbon/Graphite,mit-carbon/Graphite-Cycle-Level,mit-carbon/Graphite,fhijaz/Graphite,8l/Graphite,mit-carbon/Graphite,nkawahara/Graphite,fhijaz/Graphite,victorisildur/Graphite,fhijaz/Graphite,victorisildur/Graphite,mit-carbon/Graphite,victorisildur/Graphite,fhijaz/Graphite