Implement 'grid-template' parsing

Source/core/rendering/style/StyleGridData.h

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 #ifndef StyleGridData_h
 #define StyleGridData_h
 
+#include "core/rendering/style/GridCoordinate.h"
 #include "core/rendering/style/GridTrackSize.h"
 #include "core/rendering/style/RenderStyleConstants.h"
 #include <wtf/PassRefPtr.h>
 #include <wtf/RefCounted.h>
 #include <wtf/Vector.h>
 #include <wtf/text/WTFString.h>
 
 namespace WebCore {
 
 typedef HashMap<String, Vector<size_t> > NamedGridLinesMap;
 
 class StyleGridData : public RefCounted<StyleGridData> {
 public:
     static PassRefPtr<StyleGridData> create() { return adoptRef(new StyleGridData); }
     PassRefPtr<StyleGridData> copy() const { return adoptRef(new StyleGridData(*this)); }
 
     bool operator==(const StyleGridData& o) const
     {
-        return m_gridDefinitionColumns == o.m_gridDefinitionColumns && m_gridDefinitionRows == o.m_gridDefinitionRows && m_gridAutoFlow == o.m_gridAutoFlow && m_gridAutoRows == o.m_gridAutoRows && m_gridAutoColumns == o.m_gridAutoColumns && m_namedGridColumnLines == o.m_namedGridColumnLines && m_namedGridRowLines == o.m_namedGridRowLines;
+        return m_gridDefinitionColumns == o.m_gridDefinitionColumns && m_gridDefinitionRows == o.m_gridDefinitionRows && m_gridAutoFlow == o.m_gridAutoFlow && m_gridAutoRows == o.m_gridAutoRows && m_gridAutoColumns == o.m_gridAutoColumns && m_namedGridColumnLines == o.m_namedGridColumnLines && m_namedGridRowLines == o.m_namedGridRowLines && m_namedGridArea == o.m_namedGridArea && m_namedGridArea == o.m_namedGridArea && m_namedGridAreaRowCount == o.m_namedGridAreaRowCount && m_namedGridAreaColumnCount == o.m_namedGridAreaColumnCount;
     }
 
     bool operator!=(const StyleGridData& o) const
     {
         return !(*this == o);
     }
 
     Vector<GridTrackSize> m_gridDefinitionColumns;
     Vector<GridTrackSize> m_gridDefinitionRows;
 
     NamedGridLinesMap m_namedGridColumnLines;
     NamedGridLinesMap m_namedGridRowLines;
 
     GridAutoFlow m_gridAutoFlow;
 
     GridTrackSize m_gridAutoRows;
     GridTrackSize m_gridAutoColumns;
 
+    // This HashMap stored the named grid areas.

[ojan, 2013/07/29 23:03:28]

I don't think this comment adds value.

[Julien - ping for review, 2013/07/30 18:43:33]

Fair enough, removed.

+    NamedGridAreaMap m_namedGridArea;
+    // Because m_namedGridArea doesn't store the unnamed grid areas, we need to keep track
+    // of the explicit grid size defined by both named and unnamed grid areas.
+    size_t m_namedGridAreaRowCount;
+    size_t m_namedGridAreaColumnCount;
+
 private:
     StyleGridData();
     StyleGridData(const StyleGridData&);
 };
 
 } // namespace WebCore
 
 #endif // StyleGridData_h