Merge changes from topic "oct6"

* changes:
  Upgrade AndroidFrameworkBinderIdentity to fatal.
  Tighten up Binder.clearCallingIdentity() usage.
  Tighten up Binder.clearCallingIdentity() usage.
  Tighten up Binder.clearCallingIdentity() usage.
tree: 91338c508a0d75ae7f0f5779e27897c3630563ac
  1. framework/
  2. OsuLogin/
  3. OWNERS