bpfprogs: Add a time_in_state program am: c5c05168c8
am: d9f987b07e

Change-Id: I3ad0c0cbc15c4243a2d416e0fb8ca7a2e13f2575
tree: caa6100ad79042b5c4046881d35ab80c8dfcc5bb
  1. .clang-format
  2. Android.bp
  3. helpers.h
  4. time_in_state.c