Revert of Adds ozone support for ime keyboard.

Revert of Adds ozone support for ime keyboard. (patchset #7 id:120001 of https://codereview.chromium.org/683773002/)

Reason for revert:
Change doesn't compile on Linux ChromiumOS Ozone Builder

http://build.chromium.org/p/chromium.chromiumos/buildstatus?builder=Linux%20ChromiumOS%20Ozone%20Builder&number=6030

Original issue's description:
> Adds ozone support for ime keyboard.
>
> BUG=342336
>
> Committed: https://crrev.com/8be55caf3d38bba7645de143f7e6b8b655fdd36c
> Cr-Commit-Position: refs/heads/master@{#302057}

TBR=shuchen@chromium.org,fengyuan@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=342336
Committed: https://crrev.com/b423f89fac24b9646ae20f1620d776a969673404
Cr-Commit-Position: refs/heads/master@{#302062}

[yurys, 2014-10-30 10:12:13]

Created Revert of Adds ozone support for ime keyboard.

[commit-bot: I haz the power, 2014-10-30 10:12:55]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/689873004/1

[commit-bot: I haz the power, 2014-10-30 10:13:28]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-10-30 10:14:07]

Patchset 1 (id:??) landed as
https://crrev.com/b423f89fac24b9646ae20f1620d776a969673404
Cr-Commit-Position: refs/heads/master@{#302062}