Remove support of the -webkit-text value from {-webkit-,}background-clip

Remove support of the -webkit-text value from {-webkit-,}background-clip

Usage is essentially/rounding to zero [1].

[1] https://www.chromestatus.com/metrics/feature/timeline/popularity/941

BUG=586485
Committed: https://crrev.com/76c9350fe5f8fd86517fd0707c10b76508e71119
Cr-Commit-Position: refs/heads/master@{#376421}

[fs, 2016-02-18 17:50:42]

fs@opera.com changed reviewers:
+ timloh@chromium.org

[Timothy Loh, 2016-02-18 22:45:00]

On 2016/02/18 17:50:43, fs wrote:

lgtm

[fs, 2016-02-19 08:46:12]

The CQ bit was checked by fs@opera.com

[commit-bot: I haz the power, 2016-02-19 08:47:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1708173002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1708173002/20001

[commit-bot: I haz the power, 2016-02-19 08:54:12]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-02-19 08:55:10]

Description was changed from

==========
Remove support of the -webkit-text value from {-webkit-,}background-clip

Usage is essentially/rounding to zero [1].

[1] https://www.chromestatus.com/metrics/feature/timeline/popularity/941

BUG=586485
==========

to

==========
Remove support of the -webkit-text value from {-webkit-,}background-clip

Usage is essentially/rounding to zero [1].

[1] https://www.chromestatus.com/metrics/feature/timeline/popularity/941

BUG=586485

Committed: https://crrev.com/76c9350fe5f8fd86517fd0707c10b76508e71119
Cr-Commit-Position: refs/heads/master@{#376421}
==========

[commit-bot: I haz the power, 2016-02-19 08:55:11]

Patchset 2 (id:??) landed as
https://crrev.com/76c9350fe5f8fd86517fd0707c10b76508e71119
Cr-Commit-Position: refs/heads/master@{#376421}