MdTextButton: get rid of distinct "default" styling and make all

MdTextButton: get rid of distinct "default" styling and make all
default dialog buttons blue.

BUG=644849
Committed: https://crrev.com/1713992c55069cc914715dac18356a3eef774b8e
Cr-Commit-Position: refs/heads/master@{#420488}

[Evan Stade, 2016-09-22 15:00:57]

estade@chromium.org changed reviewers:
+ ellyjones@chromium.org, sky@chromium.org

[Evan Stade, 2016-09-22 15:01:01]

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

[commit-bot: I haz the power, 2016-09-22 15:02:11]

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

[Elly Fong-Jones, 2016-09-22 15:07:17]

lgtm

[commit-bot: I haz the power, 2016-09-22 15:50:31]

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

[commit-bot: I haz the power, 2016-09-22 15:50:32]

Dry run: This issue passed the CQ dry run.

[sky, 2016-09-22 16:32:02]

LGTM

[Evan Stade, 2016-09-22 22:47:45]

The CQ bit was checked by estade@chromium.org

[commit-bot: I haz the power, 2016-09-22 22:48:23]

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, 2016-09-22 22:54:46]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-22 22:58:40]

Description was changed from

==========
MdTextButton: get rid of distinct "default" styling and make all
default dialog buttons blue.

BUG=644849
==========

to

==========
MdTextButton: get rid of distinct "default" styling and make all
default dialog buttons blue.

BUG=644849

Committed: https://crrev.com/1713992c55069cc914715dac18356a3eef774b8e
Cr-Commit-Position: refs/heads/master@{#420488}
==========

[commit-bot: I haz the power, 2016-09-22 22:58:41]

Patchset 1 (id:??) landed as
https://crrev.com/1713992c55069cc914715dac18356a3eef774b8e
Cr-Commit-Position: refs/heads/master@{#420488}