Revert of Show Autofill/Wallet options only when signed in.

Revert of Show Autofill/Wallet options only when signed in. (patchset #3 id:40001 of https://codereview.chromium.org/950003002/)

Reason for revert:
Crash in browser tests on Chrome OS

crbug.com/462408

Original issue's description:
> Show Autofill/Wallet options only when signed in.
>
> Before this patch, you could still see the options if you signed into a whitelisted account (setting the sync experiment preference) and then signed out of the account.
>
> BUG=none
> R=brettw@chromium.org
>
> Committed: https://chromium.googlesource.com/chromium/src/+/c50285a99bc5523ea4ccdaa372a721695fb16b53

TBR=brettw@chromium.org,estade@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=none

Committed: https://crrev.com/c89ecfaa3468827ca1d0554053ad841c9a4e7489
Cr-Commit-Position: refs/heads/master@{#318348}

[stevenjb, 2015-02-26 23:28:16]

Created Revert of Show Autofill/Wallet options only when signed in.

[commit-bot: I haz the power, 2015-02-26 23:28:56]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/959053003/1

[commit-bot: I haz the power, 2015-02-26 23:30:11]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-26 23:31:19]

Patchset 1 (id:??) landed as
https://crrev.com/c89ecfaa3468827ca1d0554053ad841c9a4e7489
Cr-Commit-Position: refs/heads/master@{#318348}

[Evan Stade, 2015-02-27 00:09:20]

On 2015/02/26 23:31:19, I haz the power (commit-bot) wrote:
> Patchset 1 (id:??) landed as
> https://crrev.com/c89ecfaa3468827ca1d0554053ad841c9a4e7489
> Cr-Commit-Position: refs/heads/master@{#318348}

lgtm, sorry