Revert of Adding binary files for platform_keys tests.

Revert of Adding binary files for platform_keys tests. (patchset #1 id:1 of https://codereview.chromium.org/927843002/)

Reason for revert:
Binary upload with CQ is not working. Will re-land with 'git cl land'

Original issue's description:
> Adding binary files for platform_keys tests.
>
> Was reviewed here: https://codereview.chromium.org/884073002/
> Manually landing the binary files separately as 'git cl upload' chokes on them.
>
> BUG=450167
> TBR=kaliamoorthi@chromium.org
> NOTRY=true
>
> Committed: https://crrev.com/1e61ba10e22ce271d1b7ae23754a1856d3c0f9a4
> Cr-Commit-Position: refs/heads/master@{#316389}

TBR=
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=450167
Committed: https://crrev.com/3cffada88b891aa9072bfc511151b190f3d714f2
Cr-Commit-Position: refs/heads/master@{#316396}

[pneubeck (no reviews), 2015-02-14 20:23:57]

Created Revert of Adding binary files for platform_keys tests.

[commit-bot: I haz the power, 2015-02-14 20:24:36]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/925083002/1

[commit-bot: I haz the power, 2015-02-14 20:25:02]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-14 20:25:48]

Patchset 1 (id:??) landed as
https://crrev.com/3cffada88b891aa9072bfc511151b190f3d714f2
Cr-Commit-Position: refs/heads/master@{#316396}