Merge "Removing some unused code from All-Apps" into tm-dev am: a938cc27 am: b73a4d4c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/17867143



Change-Id: I0f0060479a393407485af89fcddef527cbd2ab7c
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>