Add an API to keystore daemon to query what kind of storage is currently in use. (cherry picked from commit a738e2a1aee26e0be3944c11820724aeca313f83) Change-Id: I52c84449a27b1cefc49372a6406b7132c2bbddee
Add an API to keystore daemon to query what kind of storage is currently in use. (cherry picked from commit a738e2a1aee26e0be3944c11820724aeca313f83) Change-Id: I52c84449a27b1cefc49372a6406b7132c2bbddee