
Make implementation of VideoEncoderFactory::QueryVideoEncoder optional until it is removed downstream and remove all implementations of it. Bug: webrtc:10065 Change-Id: Ibb1f9612234e536651ce53f05ee048a5d172a41f Reviewed-on: https://webrtc-review.googlesource.com/c/113065 Commit-Queue: Mirta Dvornicic <mirtad@webrtc.org> Reviewed-by: Sebastian Jansson <srte@webrtc.org> Reviewed-by: Per Kjellander <perkj@webrtc.org> Reviewed-by: Rasmus Brandt <brandtr@webrtc.org> Reviewed-by: Sami Kalliomäki <sakal@webrtc.org> Reviewed-by: Kári Helgason <kthelgason@webrtc.org> Reviewed-by: Erik Språng <sprang@webrtc.org> Cr-Commit-Position: refs/heads/master@{#25924}