Merge "[MS66] Initialize TrafficStats with context" am: a411d32226 am: 71aca9af8f am: db3f98710b am: 0fd819f75f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1956077

Change-Id: I5c1588157302b236ffa03329cde4f63277026bbf