Revert "Enable pk feature flags." This reverts commit 9f3bdfcd9f777b1836919e278cfadb4769d5b270. Reason for revert: testing b/272176038 Change-Id: I0d57ccc265e5cd698179a5c633e727f40cd31b6f (cherry picked from commit on googleplex-android-review.googlesource.com host: 584b9cc88541f16eff040762d66343a26056b7be) Merged-In: I0d57ccc265e5cd698179a5c633e727f40cd31b6f