Remove RenderSelectionInfo

Source/core/rendering/RenderBlock.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 224 matching lines @@
 
 void RenderBlock::destroy()
 {
     RenderBox::destroy();
 #if ENABLE(OILPAN)
     // RenderObject::removeChild called in destory() depends on gColumnInfoMap.
     removeFromGlobalMaps();
 #endif
 }
 
+LayoutRect RenderBlock::selectionRectForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer) const
+{
+    LayoutRect rect = selectionGapRectsForPaintInvalidation(paintInvalidationContainer);
+    // FIXME: groupedMapping() leaks the squashing abstraction.
+    if (paintInvalidationContainer->layer()->groupedMapping())
+        RenderLayer::mapRectToPaintBackingCoordinates(paintInvalidationContainer, rect);
+    return rect;
+}
 void RenderBlock::willBeDestroyed()
 {
     // Mark as being destroyed to avoid trouble with merges in removeChild().
     m_beingDestroyed = true;
 
     // Make sure to destroy anonymous children first while they are still connected to the rest of the tree, so that they will
     // properly dirty line boxes that they are removed from. Effects that do :before/:after only on hover could crash otherwise.
     children()->destroyLeftoverChildren();
 
     // Destroy our continuation before anything other than anonymous children.
@@ skipping 4155 matching lines @@
 void RenderBlock::showLineTreeAndMark(const InlineBox* markedBox1, const char* markedLabel1, const InlineBox* markedBox2, const char* markedLabel2, const RenderObject* obj) const
 {
     showRenderObject();
     for (const RootInlineBox* root = firstRootBox(); root; root = root->nextRootBox())
         root->showLineTreeAndMark(markedBox1, markedLabel1, markedBox2, markedLabel2, obj, 1);
 }
 
 #endif
 
 } // namespace blink