Drop TODO that no longer applies after refactoring.
Drop TODO that no longer applies after refactoring.

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/843563006

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#26193}

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh