Remove references to individual genders

Remove references to individual genders in comments/examples.  No
functional change.  For the rationale, cf.
https://chromium.googlesource.com/chromium/src/+/master/styleguide/gender_neutral_code.md

BUG=none
TEST=none

Change-Id: I70421e1c72a86ac2a66c7823a3e8833d9238669e
Reviewed-on: https://chromium-review.googlesource.com/516625
Commit-Ready: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Thiemo Nagel <tnagel@chromium.org>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
1 file changed