Fix layering violations in WebFrameWidget.

Fix layering violations in WebFrameWidget.

There are currently Blink-internal interfaces exposed on the public
WebFrameWidget interface. Move these to an internal interface: once
WebWidget is properly separated from WebView, WebViewFrameWidget will be
removed and WebFrameWidgetImpl and WebFrameWidgetBase can be merged.

BUG=419087
Committed: https://crrev.com/804a6ba854e3c7cbe182177ad45988b02f832a9c
Cr-Commit-Position: refs/heads/master@{#406254}

[dcheng, 2016-07-19 07:07:22]

The CQ bit was checked by dcheng@chromium.org to run a CQ dry run

[dcheng, 2016-07-19 07:11:22]

The CQ bit was checked by dcheng@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-07-19 07:11:40]

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

[dcheng, 2016-07-19 07:12:13]

dcheng@chromium.org changed reviewers:
+ jochen@chromium.org

[commit-bot: I haz the power, 2016-07-19 07:25:12]

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

[commit-bot: I haz the power, 2016-07-19 07:25:12]

Dry run: Try jobs failed on following builders:
  linux_chromium_chromeos_compile_dbg_ng on master.tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[dcheng, 2016-07-19 09:35:26]

The CQ bit was checked by dcheng@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-07-19 09:35:45]

Dry run: 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, 2016-07-19 11:06:19]

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

[commit-bot: I haz the power, 2016-07-19 11:06:20]

Dry run: This issue passed the CQ dry run.

[jochen (gone - plz use gerrit), 2016-07-19 12:31:27]

lgtm

[dcheng, 2016-07-19 12:41:51]

The CQ bit was checked by dcheng@chromium.org

[commit-bot: I haz the power, 2016-07-19 12:42:23]

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, 2016-07-19 12:46:16]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2016-07-19 12:46:19]

CQ bit was unchecked.

[commit-bot: I haz the power, 2016-07-19 12:48:11]

Description was changed from

==========
Fix layering violations in WebFrameWidget.

There are currently Blink-internal interfaces exposed on the public
WebFrameWidget interface. Move these to an internal interface: once
WebWidget is properly separated from WebView, WebViewFrameWidget will be
removed and WebFrameWidgetImpl and WebFrameWidgetBase can be merged.

BUG=419087
==========

to

==========
Fix layering violations in WebFrameWidget.

There are currently Blink-internal interfaces exposed on the public
WebFrameWidget interface. Move these to an internal interface: once
WebWidget is properly separated from WebView, WebViewFrameWidget will be
removed and WebFrameWidgetImpl and WebFrameWidgetBase can be merged.

BUG=419087

Committed: https://crrev.com/804a6ba854e3c7cbe182177ad45988b02f832a9c
Cr-Commit-Position: refs/heads/master@{#406254}
==========

[commit-bot: I haz the power, 2016-07-19 12:48:12]

Patchset 3 (id:??) landed as
https://crrev.com/804a6ba854e3c7cbe182177ad45988b02f832a9c
Cr-Commit-Position: refs/heads/master@{#406254}

[haraken, 2016-07-19 19:58:42]

LGTM