Revert of AppListController refactoring part 2: Ash's AppListShowerDelegate imlementation.

Revert of AppListController refactoring part 2: Ash's AppListShowerDelegate imlementation. (patchset #8 id:160001 of https://codereview.chromium.org/1856943003/ )

Reason for revert:
Trying revert again now that dependent patch was reverted.

Original issue's description:
> AppListController refactoring part 2: Ash's AppListShowerDelegate imlementation.
>
> Part 1 of the refactoring: https://crrev.com/1830293002
> Design doc: https://docs.google.com/document/d/1M9vqTTuprMssRXs8UIVaFjQUq3lUxSzwrWoPjPvca6Q/edit?ts=56d0e9f0#heading=h.b2znwtuxd2x2
>
> This CL adds ash::AppListShowerDelegate, which is the Ash implementation of
> app_list::AppListShowerDelegate. At this point it is unused - Ash is still using
> the old ash::AppListController class to control the app list.
>
> BUG=557408
>
> Committed: https://crrev.com/412803081c9d4f4321d267133512f45ce434fc10
> Cr-Commit-Position: refs/heads/master@{#386123}

TBR=sky@chromium.org,mgiuca@chromium.org,xiyuan@chromium.org,mfomitchev@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=557408
Committed: https://crrev.com/59dd5b86f9db22cb2e4baeb4155948bf006d3b68
Cr-Commit-Position: refs/heads/master@{#386187}

[beaudoin, 2016-04-08 20:19:21]

Created Revert of AppListController refactoring part 2: Ash's
AppListShowerDelegate imlementation.

[commit-bot: I haz the power, 2016-04-08 20:19:37]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1872033002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1872033002/1

[commit-bot: I haz the power, 2016-04-08 20:20:15]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-08 20:21:49]

Description was changed from

==========
Revert of AppListController refactoring part 2: Ash's AppListShowerDelegate
imlementation. (patchset #8 id:160001 of
https://codereview.chromium.org/1856943003/ )

Reason for revert:
Trying revert again now that dependent patch was reverted.

Original issue's description:
> AppListController refactoring part 2: Ash's AppListShowerDelegate
imlementation.
> 
> Part 1 of the refactoring: https://crrev.com/1830293002
> Design doc:
https://docs.google.com/document/d/1M9vqTTuprMssRXs8UIVaFjQUq3lUxSzwrWoPjPvca...
> 
> This CL adds ash::AppListShowerDelegate, which is the Ash implementation of
> app_list::AppListShowerDelegate. At this point it is unused - Ash is still
using
> the old ash::AppListController class to control the app list.
> 
> BUG=557408
> 
> Committed: https://crrev.com/412803081c9d4f4321d267133512f45ce434fc10
> Cr-Commit-Position: refs/heads/master@{#386123}

TBR=sky@chromium.org,mgiuca@chromium.org,xiyuan@chromium.org,mfomitchev@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=557408
==========

to

==========
Revert of AppListController refactoring part 2: Ash's AppListShowerDelegate
imlementation. (patchset #8 id:160001 of
https://codereview.chromium.org/1856943003/ )

Reason for revert:
Trying revert again now that dependent patch was reverted.

Original issue's description:
> AppListController refactoring part 2: Ash's AppListShowerDelegate
imlementation.
>
> Part 1 of the refactoring: https://crrev.com/1830293002
> Design doc:
https://docs.google.com/document/d/1M9vqTTuprMssRXs8UIVaFjQUq3lUxSzwrWoPjPvca...
>
> This CL adds ash::AppListShowerDelegate, which is the Ash implementation of
> app_list::AppListShowerDelegate. At this point it is unused - Ash is still
using
> the old ash::AppListController class to control the app list.
>
> BUG=557408
>
> Committed: https://crrev.com/412803081c9d4f4321d267133512f45ce434fc10
> Cr-Commit-Position: refs/heads/master@{#386123}

TBR=sky@chromium.org,mgiuca@chromium.org,xiyuan@chromium.org,mfomitchev@chrom...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=557408

Committed: https://crrev.com/59dd5b86f9db22cb2e4baeb4155948bf006d3b68
Cr-Commit-Position: refs/heads/master@{#386187}
==========

[commit-bot: I haz the power, 2016-04-08 20:21:50]

Patchset 1 (id:??) landed as
https://crrev.com/59dd5b86f9db22cb2e4baeb4155948bf006d3b68
Cr-Commit-Position: refs/heads/master@{#386187}

[mfomitchev, 2016-04-08 23:19:15]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1874043002/ by mfomitchev@chromium.org.

The reason for reverting is: Relanding - this wasn't the CL that was causing the
problem.