GitLab

Should use Cast EME with PlayReady or Widevine+CMA.

BUG=internal 62721854
TEST=

Change-Id: Ide4de9e3dea6a1286415569bff68147caeb1cdc6
Reviewed-on: https://chromium-review.googlesource.com/570981Reviewed-by: Luke Halliwell <halliwell@chromium.org>
Reviewed-by: Stephen Lanham <slan@chromium.org>
Commit-Queue: Thoren Paulson <thoren@chromium.org>
Cr-Commit-Position: refs/heads/master@{#487130}