Merge "Revert "Add dream overlay open animation."" into tm-qpr-dev am: 9c5f155e am: 1ee76fe4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20261142



Change-Id: If150792da93cccf9a2e5fd21b77f013c223b5bf4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>