https://bugs.webkit.org/show_bug.cgi?id=103336

Reviewed by Tony Chang.

Source/WebCore:

Rename -webkit-grid-{rows|columns} to -webkit-grid-definition-{rows|columns}.
The latest version of the spec has renamed these properties.

* css/CSSComputedStyleDeclaration.cpp:
(WebCore::CSSComputedStyleDeclaration::getPropertyCSSValue): Handle the new names.
* css/CSSParser.cpp:
(WebCore::CSSParser::parseValue): Ditto.
* css/CSSProperty.cpp:
(WebCore::CSSProperty::isInheritedProperty): Ditto.
* css/CSSPropertyNames.in: Add support for the new names.
* css/StyleResolver.cpp:
(WebCore::StyleResolver::applyProperty): Handle the new names.

LayoutTests:

Update tests to reflect the rename of -webkit-grid-{rows|columns} to
-webkit-grid-definition-{rows|columns}.

* fast/css-grid-layout: Mass search and replace for the new name.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@152479 268f45cc-cd09-0410-ab3c-d52691b4dbfc