Fix dependency in cast extension
Fix dependency in cast extension

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=184125114

MaTriXy/ExoPlayer,tntcrowd/ExoPlayer,kiall/ExoPlayer,ebr11/ExoPlayer,MaTriXy/ExoPlayer,tntcrowd/ExoPlayer,superbderrick/ExoPlayer,saki4510t/ExoPlayer,ened/ExoPlayer,amzn/exoplayer-amazon-port,ened/ExoPlayer,androidx/media,google/ExoPlayer,ebr11/ExoPlayer,superbderrick/ExoPlayer,kiall/ExoPlayer,androidx/media,stari4ek/ExoPlayer,amzn/exoplayer-amazon-port,saki4510t/ExoPlayer,ebr11/ExoPlayer,kiall/ExoPlayer,saki4510t/ExoPlayer,tntcrowd/ExoPlayer,superbderrick/ExoPlayer,stari4ek/ExoPlayer,ened/ExoPlayer,google/ExoPlayer,androidx/media,stari4ek/ExoPlayer,google/ExoPlayer,amzn/exoplayer-amazon-port,MaTriXy/ExoPlayer