[CSSRegions] Parse -webkit-content-order property

[CSSRegions] Parse -webkit-content-order property
https://bugs.webkit.org/show_bug.cgi?id=63897

Patch by Mihnea Ovidenie <mihnea@adobe.com> on 2011-07-13
Reviewed by David Hyatt.

Source/WebCore:

Test: fast/regions/webkit-content-order-parsing.html

* css/CSSComputedStyleDeclaration.cpp:
(WebCore::CSSComputedStyleDeclaration::getPropertyCSSValue):
* css/CSSParser.cpp:
(WebCore::CSSParser::parseValue):
* css/CSSPropertyNames.in:
* css/CSSStyleSelector.cpp:
(WebCore::CSSStyleSelector::applyProperty):
* rendering/style/RenderStyle.cpp:
(WebCore::RenderStyle::diff):
* rendering/style/RenderStyle.h:
(WebCore::InheritedFlags::regionIndex):
(WebCore::InheritedFlags::setRegionIndex):
(WebCore::InheritedFlags::initialRegionIndex):
* rendering/style/StyleRareNonInheritedData.cpp:
(WebCore::StyleRareNonInheritedData::StyleRareNonInheritedData):
(WebCore::StyleRareNonInheritedData::operator==):
* rendering/style/StyleRareNonInheritedData.h:

LayoutTests:

* fast/regions/script-tests/webkit-content-order-parsing.js: Added.
* fast/regions/webkit-content-order-parsing-expected.txt: Added.
* fast/regions/webkit-content-order-parsing.html: Added.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@90966 268f45cc-cd09-0410-ab3c-d52691b4dbfc