Revert "Revert "Removes EphemrealResolverService and related""

This reverts commit 1e0c91968e802d49c26e2e8d6ca6e8d31f451894.

Reason for revert: Original issue fixed

Fixes: 38137176
Fixes: 38121489
Test: manual; builds and instant apps launch
Change-Id: If320503381b21580ac1b127c49f754b39ffcc93b
10 files changed