Remove selection toolbar code from build time

The feature doesn't launch, the code should not be build and service
should not run.

Bug: 293605127
Test: manual. Build pass and boot home.
Test: manual. The app process toolbar still works.
Change-Id: I2bca3af4220ee13def11e85a60d901d58b306a1a
Merged-in: I2bca3af4220ee13def11e85a60d901d58b306a1a