Removed unused matching behavior.

Removed unused matching behavior.

MatchOnlyUserAgentRules used to be used for an incorrect evaluation of REM
units in media queries. No longer needed.

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=172751

[sof, 2014-04-28 09:38:47]

unused enum removed; lgtm.

[rune, 2014-04-28 09:39:35]

The CQ bit was checked by rune@opera.com

[commit-bot: I haz the power, 2014-04-28 09:39:47]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/rune@opera.com/258023004/1

[commit-bot: I haz the power, 2014-04-28 10:07:43]

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

[commit-bot: I haz the power, 2014-04-28 10:07:43]

Try jobs failed on following builders:
  tryserver.blink on mac_blink_rel

[rune, 2014-04-28 10:38:44]

The CQ bit was checked by rune@opera.com

[commit-bot: I haz the power, 2014-04-28 10:39:13]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/rune@opera.com/258023004/1

[commit-bot: I haz the power, 2014-04-28 12:28:47]

Change committed as 172751