tree dfd4f5e8d1f347b7d6174b35da944e2e9a129990
parent b347508e0decd7ac3ec8ae8c9ab53f7a117a6124
author A. Unique TensorFlower <gardener@tensorflow.org> 1616007073 -0700
committer TensorFlower Gardener <gardener@tensorflow.org> 1616007797 -0700

Remove unnecessary down_casts.

PiperOrigin-RevId: 363471136
Change-Id: I30e3a082d93aa7c5b61fb62634439cd33237242d