Update script to fetch new WebCore IDL

third_party/WebCore/css/CSSStyleDeclaration.idl

Index: third_party/WebCore/css/CSSStyleDeclaration.idl
diff --git a/third_party/WebCore/css/CSSStyleDeclaration.idl b/third_party/WebCore/css/CSSStyleDeclaration.idl
new file mode 100644
index 0000000000000000000000000000000000000000..9846c54585a93500f7547ff81a849837966243c2
--- /dev/null
+++ b/third_party/WebCore/css/CSSStyleDeclaration.idl
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved.
+ * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+module css {
+
+    // Introduced in DOM Level 2:
+    interface [
+        JSCustomMarkFunction,
+        JSGenerateIsReachable,
+        JSCustomGetOwnPropertySlotAndDescriptor,
+        CustomNamedSetter,
+#if defined(V8_BINDING) && V8_BINDING
+        NamedGetter,
+#endif
+        IndexedGetter,
+        CustomEnumerateProperty,
+        V8DependentLifetime
+    ] CSSStyleDeclaration {
+                 attribute [TreatReturnedNullStringAs=Null, TreatNullAs=NullString] DOMString        cssText
+                     setter raises(DOMException);
+
+        [TreatReturnedNullStringAs=Null] DOMString          getPropertyValue(in [Optional=DefaultIsUndefined] DOMString propertyName);
+        [JSCustom] CSSValue           getPropertyCSSValue(in [Optional=DefaultIsUndefined] DOMString propertyName);
+        [TreatReturnedNullStringAs=Null] DOMString          removeProperty(in [Optional=DefaultIsUndefined] DOMString propertyName)
+            raises(DOMException);
+        [TreatReturnedNullStringAs=Null] DOMString          getPropertyPriority(in [Optional=DefaultIsUndefined] DOMString propertyName);
+        [ObjCLegacyUnnamedParameters] void setProperty(in [Optional=DefaultIsUndefined] DOMString propertyName, 
+                                        in [TreatNullAs=NullString,Optional=DefaultIsUndefined] DOMString value, 
+                                        in [Optional=DefaultIsUndefined] DOMString priority)
+            raises(DOMException);
+
+        readonly attribute unsigned long    length;
+        DOMString          item(in [Optional=DefaultIsUndefined] unsigned long index);
+        readonly attribute CSSRule          parentRule;
+
+        // Extensions
+        [TreatReturnedNullStringAs=Null] DOMString          getPropertyShorthand(in [Optional=DefaultIsUndefined] DOMString propertyName);
+        boolean            isPropertyImplicit(in [Optional=DefaultIsUndefined] DOMString propertyName);
+    };
+
+}