Implement 'grid-template' parsing

Source/core/rendering/style/StyleGridData.cpp

Index: Source/core/rendering/style/StyleGridData.cpp
diff --git a/Source/core/rendering/style/StyleGridData.cpp b/Source/core/rendering/style/StyleGridData.cpp
index 5a1132639900d132b1f8f6b9c640cb2859402968..8ecde3c15cbf8a50bcc71f76f18ec985c21c0428 100644
--- a/Source/core/rendering/style/StyleGridData.cpp
+++ b/Source/core/rendering/style/StyleGridData.cpp
@@ -33,11 +33,14 @@ namespace WebCore {
 StyleGridData::StyleGridData()
     : m_gridDefinitionColumns(RenderStyle::initialGridDefinitionColumns())
     , m_gridDefinitionRows(RenderStyle::initialGridDefinitionRows())
+    , m_namedGridColumnLines(RenderStyle::initialNamedGridColumnLines())
+    , m_namedGridRowLines(RenderStyle::initialNamedGridRowLines())
     , m_gridAutoFlow(RenderStyle::initialGridAutoFlow())
     , m_gridAutoRows(RenderStyle::initialGridAutoRows())
     , m_gridAutoColumns(RenderStyle::initialGridAutoColumns())
-    , m_namedGridColumnLines(RenderStyle::initialNamedGridColumnLines())
-    , m_namedGridRowLines(RenderStyle::initialNamedGridRowLines())
+    , m_namedGridArea(RenderStyle::initialNamedGridArea())
+    , m_namedGridAreaRowCount(RenderStyle::initialNamedGridAreaCount())
+    , m_namedGridAreaColumnCount(RenderStyle::initialNamedGridAreaCount())
 {
 }
 
@@ -50,6 +53,9 @@ StyleGridData::StyleGridData(const StyleGridData& o)
     , m_gridAutoFlow(o.m_gridAutoFlow)
     , m_gridAutoRows(o.m_gridAutoRows)
     , m_gridAutoColumns(o.m_gridAutoColumns)
+    , m_namedGridArea(o.m_namedGridArea)
+    , m_namedGridAreaRowCount(o.m_namedGridAreaRowCount)
+    , m_namedGridAreaColumnCount(o.m_namedGridAreaColumnCount)
 {
 }