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- No longer necessary now that we compile against O and use a new
enough version of the support library that can handle channels.

Change-Id: I454d8cbc63744a277e05423998594e44cb4d7768
Reviewed-on: https://chromium-review.googlesource.com/1156550
Commit-Queue: Anita Woodruff <awdf@chromium.org>
Reviewed-by: Peter Beverloo <peter@chromium.org>
Cr-Commit-Position: refs/heads/master@{#579766}