Add new enums for enter/exit reasons

Flag: EXEMPT BUGFIX
Bug: 444605677
Test: m
Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:ddee028a96440894cacd58c1c5bef80c3aee5430
Merged-In: Icb85c9df90edace582c592d1a4f6176e12c0c740
Change-Id: Icb85c9df90edace582c592d1a4f6176e12c0c740
1 file changed
tree: 8eaa88315b71eb90beaa04fc82e1de1c1d92b2f9
  1. stats/
  2. OWNERS