Revert "Cache: volatile ICache<TValue> factory made public"
Revert "Cache: volatile ICache<TValue> factory made public"

This reverts commit 09392d9176f00057e74d6211bb4ef5756f45ff21.

KirillShlenskiy/Kirkin,KirillShlenskiy/Kirkin,KirillShlenskiy/Kirkin