d9cd13ce74
*** Reason for rollback *** Doesn't work because trackOutputProvider can be null when extracting init data. *** Original change description *** Don't copy primary-track format to non-primary tracks Copying non-primary-track formats to non-primary tracks looks non-trivial (I tried; went down a dead-end), so leaving that for now. *** ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=166883654