Move key name creation to common path

(cherry picked from commit 86b16e8c0d353af97f0411917789308dba417295)

Bug: 10676015
Change-Id: Ic27ed4cce700e1c9f3fca4d72eaa2d20df564446
1 file changed
tree: edd47420d0b45cc2398d369f55cad1ec070b4c8f
  1. keystore/
  2. keystore-engine/
  3. softkeymaster/