Remove CSSValue::Type and CSSValue::cssValueType()

Remove CSSValue::Type and CSSValue::cssValueType()

This interface isn't particularly useful and since we no longer expose
it to the web we don't need to keep it around.

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=185253

[Timothy Loh, 2014-11-12 22:08:52]

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

[dstockwell, 2014-11-12 22:17:10]

dstockwell@chromium.org changed reviewers:
+ dstockwell@chromium.org

[dstockwell, 2014-11-12 22:17:10]

The CQ bit was checked by dstockwell@chromium.org

[dstockwell, 2014-11-12 22:17:11]

lgtm

[commit-bot: I haz the power, 2014-11-12 22:18:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/719993002/1

[commit-bot: I haz the power, 2014-11-12 23:19:32]

Committed patchset #1 (id:1) as 185253