Fix OOPIF-based <webview>.

Fix OOPIF-based <webview>.

Cross-process frames are possible in OOPIF-based webview.

BUG=578884
Committed: https://crrev.com/6a89374b0877ac5dc0843fbfde090a9dc42b3aa2
Cr-Commit-Position: refs/heads/master@{#371645}

[lfg, 2016-01-26 21:33:04]

lfg@chromium.org changed reviewers:
+ nick@chromium.org

[lfg, 2016-01-26 21:33:05]

Hey Nick, please take a look.

[Fady Samuel, 2016-01-26 21:37:35]

On 2016/01/26 21:33:05, lfg wrote:
> Hey Nick, please take a look.

I expect this to break script injection and web request interception APIs in
<webview>.

[lfg, 2016-01-26 21:50:46]

On 2016/01/26 21:37:35, Fady Samuel wrote:
> On 2016/01/26 21:33:05, lfg wrote:
> > Hey Nick, please take a look.
> 
> I expect this to break script injection and web request interception APIs in
> <webview>.

Can you elaborate?

[Fady Samuel, 2016-01-26 22:02:56]

fsamuel@chromium.org changed reviewers:
+ fsamuel@chromium.org

[Fady Samuel, 2016-01-26 22:02:56]

To be clear I'm not blocking this CL. I just think assumptions will definitely
break. In particular here: 
https://code.google.com/p/chromium/codesearch#chromium/src/extensions/browser...

[Fady Samuel, 2016-01-26 22:05:29]

On 2016/01/26 22:02:56, Fady Samuel wrote:
> To be clear I'm not blocking this CL. I just think assumptions will definitely
> break. In particular here: 
>
https://code.google.com/p/chromium/codesearch#chromium/src/extensions/browser...

I think I misunderstood the intent of this CL. Please ignore my comment. I was
under the assumption that this was turning on OOPIFs inside of <webview>.

[ncarter (slow), 2016-01-26 23:05:05]

The CQ bit was checked by nick@chromium.org

[ncarter (slow), 2016-01-26 23:05:06]

lgtm

[commit-bot: I haz the power, 2016-01-26 23:08:31]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1639013002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1639013002/1

[commit-bot: I haz the power, 2016-01-27 00:07:27]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-27 00:08:15]

Description was changed from

==========
Fix OOPIF-based <webview>.

Cross-process frames are possible in OOPIF-based webview.

BUG=578884
==========

to

==========
Fix OOPIF-based <webview>.

Cross-process frames are possible in OOPIF-based webview.

BUG=578884

Committed: https://crrev.com/6a89374b0877ac5dc0843fbfde090a9dc42b3aa2
Cr-Commit-Position: refs/heads/master@{#371645}
==========

[commit-bot: I haz the power, 2016-01-27 00:08:16]

Patchset 1 (id:??) landed as
https://crrev.com/6a89374b0877ac5dc0843fbfde090a9dc42b3aa2
Cr-Commit-Position: refs/heads/master@{#371645}