Move painting code for tables into *Paint classes.

Source/core/paint/TableRowPainter.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef TableRowPainter_h
+#define TableRowPainter_h
+
+#include "core/rendering/RenderTableRow.h"
+
+namespace blink {
+
+class TableRowPainter {
+public:
+    TableRowPainter(RenderTableRow& renderTableRow) : m_renderTableRow(renderTableRow) { }
+
+    void paint(PaintInfo&, const LayoutPoint&);
+    void paintOutlineForRowIfNeeded(PaintInfo&, const LayoutPoint&);
+
+private:
+    RenderTableRow& m_renderTableRow;
+};
+
+} // namespace blink
+
+#endif // TableRowPainter_h