Paint backgrounds of a table section/row in one display item

third_party/WebKit/Source/platform/graphics/paint/CullRect.h

 // Copyright 2015 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 CullRect_h
 #define CullRect_h
 
 #include "platform/geometry/IntRect.h"
 #include "platform/transforms/AffineTransform.h"
 #include "wtf/Allocator.h"
@@ skipping 33 matching lines @@
 
   friend bool operator==(const CullRect&, const CullRect&);
 
   // TODO(chrishtr): temporary while we implement CullRect everywhere.
   friend class FramePainter;
   friend class GridPainter;
   friend class SVGInlineTextBoxPainter;
   friend class SVGPaintContext;
   friend class SVGRootInlineBoxPainter;
   friend class SVGShapePainter;
+  friend class TableRowPainter;
   friend class TableSectionPainter;
   friend class ThemePainterMac;
   friend class WebPluginContainerImpl;
 };
 
 inline bool operator==(const CullRect& a, const CullRect& b) {
   return a.m_rect == b.m_rect;
 }
 inline bool operator!=(const CullRect& a, const CullRect& b) {
   return !(a == b);
 }
 
 }  // namespace blink
 
 #endif  // CullRect_h