Revert of Add WebWidgetTestProxy.

Revert of Add WebWidgetTestProxy. (patchset #4 id:60001 of https://codereview.chromium.org/2174663005/ )

Reason for revert:
Causing layouttests to fail on the site isolation bot.

Original issue's description:
> Add WebWidgetTestProxy.
>
> This patch adds a WebWidgetTestProxy interface that is instantiated when running
> LayoutTests and wraps RenderWidget in order to execute test-specific code.
>
> BUG=583347
>
> Committed: https://crrev.com/1a99de092f8ad1974bb62af1a3f6f4f842e6db76
> Cr-Commit-Position: refs/heads/master@{#409539}

TBR=esprehn@chromium.org,dcheng@chromium.org,jochen@chromium.org,lukasza@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=583347
Committed: https://crrev.com/465051d95e77757139e07760cd9a8d4d5a770ba4
Cr-Commit-Position: refs/heads/master@{#409678}

[lfg, 2016-08-04 00:13:01]

The CQ bit was checked by lfg@chromium.org

[lfg, 2016-08-04 00:13:01]

Created Revert of Add WebWidgetTestProxy.

[commit-bot: I haz the power, 2016-08-04 00:14:14]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-08-04 00:16:54]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-08-04 00:18:02]

Description was changed from

==========
Revert of Add WebWidgetTestProxy. (patchset #4 id:60001 of
https://codereview.chromium.org/2174663005/ )

Reason for revert:
Causing layouttests to fail on the site isolation bot.

Original issue's description:
> Add WebWidgetTestProxy.
> 
> This patch adds a WebWidgetTestProxy interface that is instantiated when
running
> LayoutTests and wraps RenderWidget in order to execute test-specific code.
> 
> BUG=583347
> 
> Committed: https://crrev.com/1a99de092f8ad1974bb62af1a3f6f4f842e6db76
> Cr-Commit-Position: refs/heads/master@{#409539}

TBR=esprehn@chromium.org,dcheng@chromium.org,jochen@chromium.org,lukasza@chro...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=583347
==========

to

==========
Revert of Add WebWidgetTestProxy. (patchset #4 id:60001 of
https://codereview.chromium.org/2174663005/ )

Reason for revert:
Causing layouttests to fail on the site isolation bot.

Original issue's description:
> Add WebWidgetTestProxy.
>
> This patch adds a WebWidgetTestProxy interface that is instantiated when
running
> LayoutTests and wraps RenderWidget in order to execute test-specific code.
>
> BUG=583347
>
> Committed: https://crrev.com/1a99de092f8ad1974bb62af1a3f6f4f842e6db76
> Cr-Commit-Position: refs/heads/master@{#409539}

TBR=esprehn@chromium.org,dcheng@chromium.org,jochen@chromium.org,lukasza@chro...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=583347

Committed: https://crrev.com/465051d95e77757139e07760cd9a8d4d5a770ba4
Cr-Commit-Position: refs/heads/master@{#409678}
==========

[commit-bot: I haz the power, 2016-08-04 00:18:04]

Patchset 1 (id:??) landed as
https://crrev.com/465051d95e77757139e07760cd9a8d4d5a770ba4
Cr-Commit-Position: refs/heads/master@{#409678}