2008-06-20  David Hyatt  <hyatt@apple.com>

        Add support for the CSSVariablesRule and CSSVariablesDeclaration DOM APIs.  These allow querying of
        variables names and values, as well as iteration, setting and removal.

        Reviewed by Sam

        Added multiple new tests to fast/css/variables/

        * DerivedSources.make:
        * WebCore.xcodeproj/project.pbxproj:
        * bindings/js/JSCSSRuleCustom.cpp:
        (WebCore::toJS):
        * bindings/objc/DOMInternal.h:
        * bindings/scripts/CodeGeneratorJS.pm:
        * css/CSSPrimitiveValue.cpp:
        (WebCore::CSSPrimitiveValue::parserValue):
        * css/CSSVariablesDeclaration.cpp:
        (WebCore::CSSVariablesDeclaration::removeVariable):
        (WebCore::CSSVariablesDeclaration::setVariable):
        (WebCore::CSSVariablesDeclaration::setCssText):
        (WebCore::CSSVariablesDeclaration::setChanged):
        * css/CSSVariablesDeclaration.h:
        * css/CSSVariablesDeclaration.idl: Added.
        * css/CSSVariablesRule.h:
        * css/CSSVariablesRule.idl: Added.

LayoutTests:

2008-06-20  David Hyatt  <hyatt@apple.com>

        Add tests of the DOM APIs for addition, removal and iteration.

        Reviewed by Sam

        * fast/css/variables/remove-variable-test.html: Added.
        * fast/css/variables/set-variable-test.html: Added.
        * fast/css/variables/variable-iteration-test.html: Added.
        * platform/mac/fast/css/variables/remove-variable-test-expected.checksum: Added.
        * platform/mac/fast/css/variables/remove-variable-test-expected.png: Added.
        * platform/mac/fast/css/variables/remove-variable-test-expected.txt: Added.
        * platform/mac/fast/css/variables/set-variable-test-expected.checksum: Added.
        * platform/mac/fast/css/variables/set-variable-test-expected.png: Added.
        * platform/mac/fast/css/variables/set-variable-test-expected.txt: Added.
        * platform/mac/fast/css/variables/variable-iteration-test-expected.checksum: Added.
        * platform/mac/fast/css/variables/variable-iteration-test-expected.png: Added.
        * platform/mac/fast/css/variables/variable-iteration-test-expected.txt: Added.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@34700 268f45cc-cd09-0410-ab3c-d52691b4dbfc