veyron/runtimes/google/jni: Store private keys in Android KeyStore.

Also modified the Runtime interface to pass in the Android context,
and modified the security interface to match the Go code.

Change-Id: I34b71dd75f7f413386d9caa6d584d4d2729ad560
16 files changed
tree: 46b9dee0cf50c1050d0d5106c8221717b56365d1
  1. examples/
  2. lib/
  3. products/
  4. runtimes/
  5. security/
  6. services/
  7. tools/