use %zu for printf'ing size_t
This will be flagged as an warning once log_callback is given the
printf format __attribute__.
BUG=chromium-os:34226
TEST=builds clean when log_callback has __attribute__((format(printf,3,4)))
Change-Id: Iafe4da56c3637ee0b2b94c3652066a8ae8d6079e
Reviewed-on: https://gerrit.chromium.org/gerrit/32545
Reviewed-by: Andrew de los Reyes <adlr@chromium.org>
Commit-Ready: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
1 file changed