[automerger skipped] Merge "Implement stats logging for Compatibility API."
am: 3cadf0d9 -s ours
am skip reason: change_id I80f07d0beb30c779c4bce70bebf2bb4ab22f6bfe with SHA1 1516d529 is in history
Change-Id: I737b7e4ab97289c83bb616086753b2dcd9cb4724