565e3e07d7
This allows a user to only injecting the decoder or encoder factory. This behavior also matches how it is implemented for Android. Bug: webrtc:7925 Change-Id: I3dfca6ea2eaeea437b5b78da2373bd6f7cedc8fa Reviewed-on: https://webrtc-review.googlesource.com/40860 Commit-Queue: Anders Carlsson <andersc@webrtc.org> Reviewed-by: Kári Helgason <kthelgason@webrtc.org> Cr-Commit-Position: refs/heads/master@{#21695}