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Small code refactoring to reduce indentation. This change was originally
part of https://codereview.chromium.org/9963095.

BUG=724399,b:70905156

Change-Id: Id9d13559380f7c62653b03723cb13de3aeb96074
Reviewed-on: https://chromium-review.googlesource.com/c/1130804Reviewed-by: Will Harris <wfh@chromium.org>
Commit-Queue: Gabriel Marin <gmx@chromium.org>
Cr-Commit-Position: refs/heads/master@{#597321}