to decide when to set active_decode_target_bitmask field Bug: webrtc:10342 Change-Id: I348d7467a72b45651455f4574fe8fda3c77ebbae Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/177400 Reviewed-by: Philip Eliasson <philipel@webrtc.org> Commit-Queue: Danil Chapovalov <danilchap@webrtc.org> Cr-Commit-Position: refs/heads/master@{#31555}