Delete selection paint invalidation code.

sky/engine/core/rendering/RenderObject.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. 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
@@ skipping 558 matching lines @@
     };
 
     void getTextDecorations(unsigned decorations, AppliedTextDecoration& underline, AppliedTextDecoration& overline, AppliedTextDecoration& linethrough, bool quirksMode = false, bool firstlineStyle = false);
 
     // Return the RenderLayerModelObject in the container chain which is responsible for painting this object, or 0
     // if painting is root-relative. This is the container that should be passed to the 'forPaintInvalidation'
     // methods.
     const RenderLayerModelObject* containerForPaintInvalidation() const;
     const RenderLayerModelObject* adjustCompositedContainerForSpecialAncestors(const RenderLayerModelObject* paintInvalidationContainer) const;
 
-    // Given a rect in the object's coordinate space, compute a rect suitable for invalidating paints of
-    // that rect in the coordinate space of paintInvalidationContainer.
-    virtual void mapRectToPaintInvalidationBacking(const RenderLayerModelObject* paintInvalidationContainer, LayoutRect&, const PaintInvalidationState*) const;
-
     virtual unsigned length() const { return 1; }
 
     // FIXME(sky): Remove
     bool isFloatingOrOutOfFlowPositioned() const { return isOutOfFlowPositioned(); }
 
     bool isTransparent() const { return style()->hasOpacity(); }
     float opacity() const { return style()->opacity(); }
 
     enum SelectionState {
         SelectionNone, // The object is not selected.
         SelectionStart, // The object either contains the start of a selection run or is the start of a run
         SelectionInside, // The object is fully encompassed by a selection run
         SelectionEnd, // The object either contains the end of a selection run or is the end of a run
         SelectionBoth // The object contains an entire run or is the sole selected object in that run
     };
 
     // The current selection state for an object.  For blocks, the state refers to the state of the leaf
     // descendants (as described above in the SelectionState enum declaration).
     SelectionState selectionState() const { return m_bitfields.selectionState(); }
     virtual void setSelectionState(SelectionState state) { m_bitfields.setSelectionState(state); }
     inline void setSelectionStateIfNeeded(SelectionState);
     bool canUpdateSelectionOnRootLineBoxes();
 
-    // A single rectangle that encompasses all of the selected objects within this object.  Used to determine the tightest
-    // possible bounding box for the selection. The rect returned is in the coordinate space of the paint invalidation container's backing.
-    virtual LayoutRect selectionRectForPaintInvalidation(const RenderLayerModelObject* /*paintInvalidationContainer*/, bool /*clipToVisibleContent*/ = true) { return LayoutRect(); }
-
     virtual bool canBeSelectionLeaf() const { return false; }
     bool hasSelectedChildren() const { return selectionState() != SelectionNone; }
 
     bool isSelectable() const;
     // Obtains the selection colors that should be used when painting a selection.
     Color selectionBackgroundColor() const;
     Color selectionForegroundColor() const;
     Color selectionEmphasisMarkColor() const;
 
     // Whether or not a given block needs to paint selection gaps.
@@ skipping 393 matching lines @@
 void showTree(const blink::RenderObject*);
 void showLineTree(const blink::RenderObject*);
 void showRenderTree(const blink::RenderObject* object1);
 // We don't make object2 an optional parameter so that showRenderTree
 // can be called from gdb easily.
 void showRenderTree(const blink::RenderObject* object1, const blink::RenderObject* object2);
 
 #endif
 
 #endif  // SKY_ENGINE_CORE_RENDERING_RENDEROBJECT_H_