commit 8d5275f7bbb6f79c83829a7931f1500128ef3f8f
author dougsteed <dougsteed@chromium.org> Sat Mar 12 00:04:30 2016
committer Commit bot <commit-bot@chromium.org> Sat Mar 12 00:05:22 2016
tree 06d53aa908b22da47f819afbf815aa941f709ef9
parent c5bf1a9a84aadcf927f94e806f4647d65e3da2c1

media config: expand is_encrypted to a struct.

Provide more complete encryption metadata, rather than
just a bool. EncryptionScheme also allows specification
of the mode and the pattern, as will be allowed by
CENC (ISO's Common Encryption standard), 3rd Edition.

BUG=568326

Committed: https://crrev.com/c9d2206c62f65e29b141e08df2b2dcb88f54162f
Cr-Commit-Position: refs/heads/master@{#380710}

Review URL: https://codereview.chromium.org/1490613005

Cr-Commit-Position: refs/heads/master@{#380791}