Merge "Include 'mEarliestFreezableTimeMillis' in the activity dump." into udc-dev am: 3f228e2b am: 78d5457c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23505753



Change-Id: I0eee3a14e4a8abd15580498659e92722264bdf45
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>