Avoid unnecessary FloatRect<->LayoutRect conversions in PaintInvalidator

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

 // Copyright 2016 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 PaintInvalidator_h
 #define PaintInvalidator_h
 
 #include "platform/geometry/LayoutRect.h"
 #include "platform/graphics/paint/GeometryMapper.h"
 #include "wtf/Vector.h"
@@ skipping 78 matching lines @@
   void invalidatePaintIfNeeded(FrameView&, PaintInvalidatorContext&);
   void invalidatePaintIfNeeded(const LayoutObject&,
                                const LayoutPoint& oldPaintOffset,
                                PaintInvalidatorContext&);
 
   // Process objects needing paint invalidation on the next frame.
   // See the definition of PaintInvalidationDelayedFull for more details.
   void processPendingDelayedPaintInvalidations();
 
  private:
-  LayoutRect mapLocalRectToPaintInvalidationBacking(
-      const LayoutObject&,
-      const FloatRect&,
-      const PaintInvalidatorContext&);
   LayoutRect computeVisualRectInBacking(const LayoutObject&,
                                         const PaintInvalidatorContext&);
   LayoutPoint computeLocationInBacking(const LayoutObject&,
                                        const PaintInvalidatorContext&);
   void updatePaintingLayer(const LayoutObject&, PaintInvalidatorContext&);
   void updateContext(const LayoutObject&, PaintInvalidatorContext&);
 
   Vector<const LayoutObject*> m_pendingDelayedPaintInvalidations;
   GeometryMapper m_geometryMapper;
 };
 
 }  // namespace blink
 
 #endif  // PaintInvalidator_h