Android: Remove unused ZoomController, which also references extensions.

Android: Remove unused ZoomController, which also references extensions.

BUG=424746
Committed: https://crrev.com/2c8c41e542e9fede5c613e44581ab5b320592052
Cr-Commit-Position: refs/heads/master@{#300828}

[Lei Zhang, 2014-10-21 23:57:33]

thestig@chromium.org changed reviewers:
+ wjmaclean@chromium.org

[wjmaclean, 2014-10-22 13:28:08]

lgtm

[wjmaclean, 2014-10-22 18:29:55]

On 2014/10/22 13:28:08, wjmaclean wrote:
> lgtm

Btw, thanks!

[Lei Zhang, 2014-10-22 18:50:37]

The CQ bit was checked by thestig@chromium.org

[commit-bot: I haz the power, 2014-10-22 18:53:21]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/666283002/1

[commit-bot: I haz the power, 2014-10-22 19:19:51]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-10-22 19:19:52]

Try jobs failed on following builders:
  linux_gpu_triggered_tests on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/linux_gpu_trigger...)
  linux_chromium_rel on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Lei Zhang, 2014-10-22 19:25:36]

The CQ bit was checked by thestig@chromium.org

[commit-bot: I haz the power, 2014-10-22 19:29:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/666283002/1

[commit-bot: I haz the power, 2014-10-22 19:59:53]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-10-22 19:59:54]

Try jobs failed on following builders:
  linux_gpu_triggered_tests on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/linux_gpu_trigger...)
  mac_gpu_retina_triggered_tests on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/mac_gpu_retina_tr...)
  mac_gpu_triggered_tests on tryserver.chromium.gpu
(http://build.chromium.org/p/tryserver.chromium.gpu/builders/mac_gpu_triggered...)
  linux_chromium_rel on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Lei Zhang, 2014-10-23 00:26:01]

We don't always have ZoomControllers in non-Android builds. I patched up the
code a bit more to make tests pass. I'll CQ when all the trybots pass. Please
take another look though.

And no problem re: cleanups.

[Lei Zhang, 2014-10-23 01:44:39]

The CQ bit was checked by thestig@chromium.org

[commit-bot: I haz the power, 2014-10-23 01:46:39]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/666283002/40002

[commit-bot: I haz the power, 2014-10-23 02:57:03]

Committed patchset #4 (id:40002)

[commit-bot: I haz the power, 2014-10-23 02:59:02]

Patchset 4 (id:??) landed as
https://crrev.com/2c8c41e542e9fede5c613e44581ab5b320592052
Cr-Commit-Position: refs/heads/master@{#300828}