Refactor logging in Minijail.

That way, the syscall filtering module can log to syslog without
duplicating code. While I'm at it, make naming more consistent.

BUG=None
TEST=unit
TEST=security_Minijail0, security_Minijail_seccomp, platform_CrosDisksArchive

Change-Id: I7102ca22f49dd7e5bb56bf2997d0d83cb0507e83
Reviewed-on: https://gerrit.chromium.org/gerrit/29080
Tested-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Commit-Ready: Jorge Lucangeli Obes <jorgelo@chromium.org>
4 files changed