[DevTools] Migrate RevisionHistoryView to TreeOutlineInShadow.

[DevTools] Migrate RevisionHistoryView 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/50ef51e05d003c9d9f31bec84200eb09507b30fd
Cr-Commit-Position: refs/heads/master@{#419089}

[dgozman, 2016-09-15 22:44:06]

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

[dgozman, 2016-09-15 22:44:06]

Could you please take a look?

[dgozman, 2016-09-16 00:05:49]

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

[dgozman, 2016-09-16 00:05:50]

+caseq

[caseq, 2016-09-16 00:22:54]

lgtm

[dgozman, 2016-09-16 00:31:47]

The CQ bit was checked by dgozman@chromium.org

[commit-bot: I haz the power, 2016-09-16 00:32:46]

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, 2016-09-16 03:15:55]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-16 03:20:37]

Description was changed from

==========
[DevTools] Migrate RevisionHistoryView 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 RevisionHistoryView 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/50ef51e05d003c9d9f31bec84200eb09507b30fd
Cr-Commit-Position: refs/heads/master@{#419089}
==========

[commit-bot: I haz the power, 2016-09-16 03:20:39]

Patchset 1 (id:??) landed as
https://crrev.com/50ef51e05d003c9d9f31bec84200eb09507b30fd
Cr-Commit-Position: refs/heads/master@{#419089}