[CSS Grid Layout] Update named grid lines syntax to the last version of the specs

Source/core/css/CSSGridLineNamesValue.cpp

 /*
- * Copyright (C) 2013 Google Inc. All rights reserved.
+ * Copyright (C) 2013 Igalia, S.L. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "platform/graphics/DisplayList.h"
-
-#include "third_party/skia/include/core/SkPicture.h"
+#include "core/css/CSSGridLineNamesValue.h"
 
 namespace WebCore {
 
-DisplayList::DisplayList(const FloatRect& bounds)
-    : m_bounds(bounds)
-    , m_picture(adoptRef(new SkPicture()))
+String CSSGridLineNamesValue::customCSSText() const
+{
+    return "(" + CSSValueList::customCSSText() + ")";
+}
+
+CSSGridLineNamesValue::CSSGridLineNamesValue()
+    : CSSValueList(GridLineNamesClass, SpaceSeparator)
 {
 }
 
-DisplayList::~DisplayList()
+PassRefPtr<CSSGridLineNamesValue> CSSGridLineNamesValue::cloneForCSSOM() const
 {
-}
-
-const FloatRect& DisplayList::bounds() const
-{
-    return m_bounds;
-}
-
-SkPicture* DisplayList::picture() const
-{
-    return m_picture.get();
+    return adoptRef(new CSSGridLineNamesValue(*this));
 }
 
 }
+