Remove remaining testing of getPropertyCSSValue

Remove remaining testing of getPropertyCSSValue

As getPropertyCSSValue, CSSPrimitiveValue, etc. are no longer
web-exposed, we should stop testing them so we can delete the interface.

BUG=428595
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=185165

[Timothy Loh, 2014-11-12 00:24:03]

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

[Timothy Loh, 2014-11-12 00:24:03]

This patch and https://codereview.chromium.org/716963002/ cover all the
remaining uses of getPropertyCSSValue/etc. (unless I missed some...)

[pdr., 2014-11-12 01:57:24]

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

[pdr., 2014-11-12 01:57:24]

The CQ bit was checked by pdr@chromium.org

[pdr., 2014-11-12 01:57:25]

lgtm

[commit-bot: I haz the power, 2014-11-12 01:57:57]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/715913003/1

[commit-bot: I haz the power, 2014-11-12 02:00:39]

Committed patchset #1 (id:1) as 185165