Revert of Disable flakey test (patchset #1 id:1 of https://codereview.chromium.org/1496633002/ )
Revert of Disable flakey test (patchset #1 id:1 of https://codereview.chromium.org/1496633002/ )

Reason for revert:
Calls failure in script.

Original issue's description:
> Disable flakey test
>
> Will sort out flake separately.
>
> BUG=559412
> TEST=none
> R=jam@chromium.org
> TBR=jam@chromium.org
>
> Committed: https://crrev.com/b3b549d18b0086915a94dcd7f40984c6d98d3adf
> Cr-Commit-Position: refs/heads/master@{#362757}

TBR=jam@chromium.org,scheib@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=559412

Review URL: https://codereview.chromium.org/1499473002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#362792}

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