[automerger skipped] Revert "Move to a push model of querying ImsFeature...

[automerger skipped] Revert "Move to a push model of querying ImsFeature Binders" am: a2d5c08a am: d157969c am: 27e6ab19 am: 833ccdb3 am: 343c8077 -s ours

am skip reason: Change-Id I0505602b19d0af8ba1f6c8ad477d2ecedb8f39f3 with SHA-1 cabd62ee is in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/net/ims/+/1443079

Change-Id: Ic89ea23846f570d2fa82a8f35410032d4f5e7ede