Schematize Crypto system properties

Properties accessed across partitions are now schematized and will
become APIs to make explicit interfaces among partitions.

Bug: 117924132
Test: m -j
Change-Id: I65a6ce1a682687702f4c8b5c2e054eaaf91c389b
Merged-In: I65a6ce1a682687702f4c8b5c2e054eaaf91c389b