tree ca0aa4e9fff9d8112600dc033446b534174a0a6e
parent 8074cc0c068c06cea7e174f82c0f1c235fae43a7
author Jeff Tinker <jtinker@google.com> 1364685973 -0700
committer Jeff Tinker <jtinker@google.com> 1364878775 -0700

MediaDrm API update

Clarify offline usage of sessions and keys and implement
implement CryptoSession to support additional crypto use
cases.

Change-Id: Id3f8c706e9e3034b09af8e2a6a2f26bd74a49f93