Merge "Base "seen" logic on shade expansion and heads up" into tm-qpr-dev am:...

Merge "Base "seen" logic on shade expansion and heads up" into tm-qpr-dev am: 156fdcab am: 39d6375e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21322087



Change-Id: I435af123cc7caf664643ddb0ad8ebada7047e5ad
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>