Delete selection gap code.

third_party/WebKit/Source/core/paint/PaintLayer.h

 /*
  * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
@@ skipping 107 matching lines @@
 
     // If the layer paints into its own backings, this keeps track of the backings.
     // It's nullptr if the layer is not composited or paints into grouped backing.
     OwnPtr<CompositedLayerMapping> compositedLayerMapping;
 
     // If the layer paints into grouped backing (i.e. squashed), this points to the
     // grouped CompositedLayerMapping. It's null if the layer is not composited or
     // paints into its own backing.
     CompositedLayerMapping* groupedMapping;
 
-    IntRect blockSelectionGapsBounds;
-
     OwnPtr<PaintLayerReflectionInfo> reflectionInfo;
 
     // The accumulated subpixel offset of a composited layer's composited bounds compared to absolute coordinates.
     LayoutSize subpixelAccumulation;
 };
 
 // PaintLayer is an old object that handles lots of unrelated operations.
 //
 // We want it to die at some point and be replaced by more focused objects,
 // which would remove (or at least compartimentalize) a lot of complexity.
@@ skipping 128 matching lines @@
     void updateLayerPositionsAfterLayout();
     void updateLayerPositionsAfterOverflowScroll(const DoubleSize& scrollDelta);
 
     PaintLayer* enclosingPaginationLayer() const { return m_rareData ? m_rareData->enclosingPaginationLayer : nullptr; }
 
     void updateTransformationMatrix();
     PaintLayer* renderingContextRoot();
 
     LayoutSize offsetForInFlowPosition() const { return m_rareData ? m_rareData->offsetForInFlowPosition : LayoutSize(); }
 
-    void addBlockSelectionGapsBounds(const LayoutRect&);
-    void clearBlockSelectionGapsBounds();
-    void invalidatePaintForBlockSelectionGaps();
-    IntRect blockSelectionGapsBounds() const;
-    bool hasBlockSelectionGapBounds() const;
-
     PaintLayerStackingNode* stackingNode() { return m_stackingNode.get(); }
     const PaintLayerStackingNode* stackingNode() const { return m_stackingNode.get(); }
 
     bool subtreeIsInvisible() const { return !hasVisibleContent() && !hasVisibleDescendant(); }
 
     // FIXME: hasVisibleContent() should call updateDescendantDependentFlags() if m_visibleContentStatusDirty.
     bool hasVisibleContent() const { ASSERT(!m_visibleContentStatusDirty); return m_hasVisibleContent; }
 
     // FIXME: hasVisibleDescendant() should call updateDescendantDependentFlags() if m_visibleDescendantStatusDirty.
     bool hasVisibleDescendant() const { ASSERT(!m_visibleDescendantStatusDirty); return m_hasVisibleDescendant; }
@@ skipping 445 matching lines @@
 
     void dirty3DTransformedDescendantStatus();
     // Both updates the status, and returns true if descendants of this have 3d.
     bool update3DTransformedDescendantStatus();
 
     void updateOrRemoveFilterClients();
 
     void updatePaginationRecursive(bool needsPaginationUpdate = false);
     void clearPaginationRecursive();
 
-    void blockSelectionGapsBoundsChanged();
-
     void markCompositingContainerChainForNeedsRepaint();
 
     PaintLayerRareData& ensureRareData()
     {
         if (!m_rareData)
             m_rareData = adoptPtr(new PaintLayerRareData);
         return *m_rareData;
     }
 
     unsigned m_layerType : 2; // PaintLayerType
@@ skipping 96 matching lines @@
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showLayerTree(const blink::PaintLayer*);
 void showLayerTree(const blink::LayoutObject*);
 #endif
 
 #endif // Layer_h