Revert "Feature flags support in Chooser"

This reverts commit 33bb96bf4da9ad037d1184c644fd9c26db569ded.

Reason for revert: DroidMonitor-triggered revert due to breakage https://android-build.googleplex.com/builds/quarterdeck?branch=git_master&target=bramble-user&lkgb=9536619&lkbb=9537444&fkbb=9536627 , bug b/267135531

BUG: b/267135531

Change-Id: I73f5b6c66e27dd0e5a628034604e80523f2acf99
8 files changed