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

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

Change-Id: Ide5f7ac8fb4ebafbe797e9d8d13662844d1b4bfd