Merge "Close AccountManagerService.session after timeout." into rvc-dev am: 6faf0345e4 am: d69e6bcc59

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/25787790

Change-Id: Ia0617d4c9ad9f2736eb228abf6a7f61f5c0e1c40
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>