Revert of Prepare WindowProxy for using v8::Context::NewRemoteContext().

Revert of Prepare WindowProxy for using v8::Context::NewRemoteContext(). (patchset #6 id:100001 of https://codereview.chromium.org/2724573002/ )

Reason for revert:
This is causing mysterious crashes. See https://crbug.com/696528

Original issue's description:
> Prepare WindowProxy for using v8::Context::NewRemoteContext().
>
> Currently, there is a lot of logic specific to v8::Context in
> WindowProxy. Since it won't be used at all for the remote context
> path, move the logic down into LocalWindowProxy/RemoteWindowProxy.
> A followup CL will switch RemoteWindowProxy to use v8's remote
> context API.
>
> BUG=527190
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation
>
> Review-Url: https://codereview.chromium.org/2724573002
> Cr-Commit-Position: refs/heads/master@{#453572}
> Committed: https://chromium.googlesource.com/chromium/src/+/1ffffb4de5e00f7cf4d45bb051715892ab621d18

R=haraken@chromium.org
TBR=haraken@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=527190
Review-Url: https://codereview.chromium.org/2732153002 .
Cr-Commit-Position: refs/heads/master@{#455041}
Committed: https://chromium.googlesource.com/chromium/src/+/d3f393cf3116d1f44b5a41b0e12165747f253c4c

[dcheng, 2017-03-06 23:31:08]

The CQ bit was checked by dcheng@chromium.org

[dcheng, 2017-03-06 23:31:09]

Created Revert of Prepare WindowProxy for using v8::Context::NewRemoteContext().

[commit-bot: I haz the power, 2017-03-06 23:31:45]

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, 2017-03-07 01:48:00]

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

[commit-bot: I haz the power, 2017-03-07 01:48:01]

Try jobs failed on following builders:
  win_chromium_x64_rel_ng on master.tryserver.chromium.win (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.win/builders/win_chromium_x64_...)

[dcheng, 2017-03-07 03:17:46]

The CQ bit was checked by dcheng@chromium.org

[commit-bot: I haz the power, 2017-03-07 03:18:33]

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

[haraken, 2017-03-07 03:27:13]

LGTM

[dcheng, 2017-03-07 06:04:16]

Description was changed from

==========
Revert of Prepare WindowProxy for using v8::Context::NewRemoteContext().
(patchset #6 id:100001 of https://codereview.chromium.org/2724573002/ )

Reason for revert:
This is causing mysterious crashes. See https://crbug.com/696528

Original issue's description:
> Prepare WindowProxy for using v8::Context::NewRemoteContext().
> 
> Currently, there is a lot of logic specific to v8::Context in
> WindowProxy. Since it won't be used at all for the remote context
> path, move the logic down into LocalWindowProxy/RemoteWindowProxy.
> A followup CL will switch RemoteWindowProxy to use v8's remote
> context API.
> 
> BUG=527190
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation
> 
> Review-Url: https://codereview.chromium.org/2724573002
> Cr-Commit-Position: refs/heads/master@{#453572}
> Committed:
https://chromium.googlesource.com/chromium/src/+/1ffffb4de5e00f7cf4d45bb05171...

TBR=haraken@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=527190
==========

to

==========
Revert of Prepare WindowProxy for using v8::Context::NewRemoteContext().
(patchset #6 id:100001 of https://codereview.chromium.org/2724573002/ )

Reason for revert:
This is causing mysterious crashes. See https://crbug.com/696528

Original issue's description:
> Prepare WindowProxy for using v8::Context::NewRemoteContext().
>
> Currently, there is a lot of logic specific to v8::Context in
> WindowProxy. Since it won't be used at all for the remote context
> path, move the logic down into LocalWindowProxy/RemoteWindowProxy.
> A followup CL will switch RemoteWindowProxy to use v8's remote
> context API.
>
> BUG=527190
> CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation
>
> Review-Url: https://codereview.chromium.org/2724573002
> Cr-Commit-Position: refs/heads/master@{#453572}
> Committed:
https://chromium.googlesource.com/chromium/src/+/1ffffb4de5e00f7cf4d45bb05171...

R=haraken@chromium.org
TBR=haraken@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=527190

Review-Url: https://codereview.chromium.org/2732153002 .
Cr-Commit-Position: refs/heads/master@{#455041}
Committed:
https://chromium.googlesource.com/chromium/src/+/d3f393cf3116d1f44b5a41b0e121...
==========

[dcheng, 2017-03-07 06:04:17]

Committed patchset #1 (id:1) manually as
d3f393cf3116d1f44b5a41b0e12165747f253c4c (presubmit successful).