Make CSSProperty store a const CSSValue

Make CSSProperty store a const CSSValue

Make CSSProperty store a Member<const CSSValue>, instead of a
Member<CSSValue>. This is pre-work for making CSSValueLists store const
CSSValues.

BUG=526586
Committed: https://crrev.com/f6e96d2d4e8ba4d806e3290eaf4d797184278380
Cr-Commit-Position: refs/heads/master@{#398010}

[sashab, 2016-06-06 02:44:39]

sashab@chromium.org changed reviewers:
+ timloh@chromium.org

[Timothy Loh, 2016-06-06 03:07:32]

On 2016/06/06 02:44:39, sashab wrote:

lgtm

[sashab, 2016-06-06 05:47:53]

The CQ bit was checked by sashab@chromium.org

[commit-bot: I haz the power, 2016-06-06 05:48:14]

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

[commit-bot: I haz the power, 2016-06-06 05:48:15]

This CL has an open dependency (Issue 2032613007 Patch 1). Please resolve the
dependency and try again.
If you are sure that there is no real dependency, please use one of the options
listed in https://goo.gl/9Es4OR to land the CL.

[sashab, 2016-06-06 12:23:54]

The CQ bit was checked by sashab@chromium.org

[commit-bot: I haz the power, 2016-06-06 12:24:01]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2037973002/20001

[commit-bot: I haz the power, 2016-06-06 12:27:43]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-06-06 12:29:00]

Description was changed from

==========
Make CSSProperty store a const CSSValue

Make CSSProperty store a Member<const CSSValue>, instead of a
Member<CSSValue>. This is pre-work for making CSSValueLists store const
CSSValues.

BUG=526586
==========

to

==========
Make CSSProperty store a const CSSValue

Make CSSProperty store a Member<const CSSValue>, instead of a
Member<CSSValue>. This is pre-work for making CSSValueLists store const
CSSValues.

BUG=526586

Committed: https://crrev.com/f6e96d2d4e8ba4d806e3290eaf4d797184278380
Cr-Commit-Position: refs/heads/master@{#398010}
==========

[commit-bot: I haz the power, 2016-06-06 12:29:01]

Patchset 2 (id:??) landed as
https://crrev.com/f6e96d2d4e8ba4d806e3290eaf4d797184278380
Cr-Commit-Position: refs/heads/master@{#398010}