[DevTools] Migrate FileBasedSearchResultsPane to TreeOutlineInShadow.

[DevTools] Migrate FileBasedSearchResultsPane to TreeOutlineInShadow.

This is a step towards turning all tree outlines into independent web components,
removing global styles related to it and allowing more components to encapsulate their inner details.

BUG=none

Committed: https://crrev.com/9e53b1921cdcfb0397ad769205f8be28eeb39a09
Cr-Commit-Position: refs/heads/master@{#418782}

[dgozman, 2016-09-14 21:28:07]

dgozman@chromium.org changed reviewers:
+ lushnikov@chromium.org

[dgozman, 2016-09-14 21:28:08]

Could you please take a look?

[lushnikov, 2016-09-15 01:27:38]

lgtm

[dgozman, 2016-09-15 03:11:13]

The CQ bit was checked by dgozman@chromium.org

[commit-bot: I haz the power, 2016-09-15 03:11:30]

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, 2016-09-15 04:45:04]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-15 04:46:57]

Description was changed from

==========
[DevTools] Migrate FileBasedSearchResultsPane to TreeOutlineInShadow.

This is a step towards turning all tree outlines into independent web
components,
removing global styles related to it and allowing more components to encapsulate
their inner details.

BUG=none
==========

to

==========
[DevTools] Migrate FileBasedSearchResultsPane to TreeOutlineInShadow.

This is a step towards turning all tree outlines into independent web
components,
removing global styles related to it and allowing more components to encapsulate
their inner details.

BUG=none

Committed: https://crrev.com/9e53b1921cdcfb0397ad769205f8be28eeb39a09
Cr-Commit-Position: refs/heads/master@{#418782}
==========

[commit-bot: I haz the power, 2016-09-15 04:46:58]

Patchset 1 (id:??) landed as
https://crrev.com/9e53b1921cdcfb0397ad769205f8be28eeb39a09
Cr-Commit-Position: refs/heads/master@{#418782}