Use reference for paintInvalidationContainer param of invalidatePaintIfNeeded

Source/core/rendering/RenderBox.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated. 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 1567 matching lines @@
         return;
     }
 
     if ((onlyNeededPositionedMovementLayout() && compositingState() != PaintsIntoOwnBacking)
         || (shouldDoFullPaintInvalidationIfSelfPaintingLayer()
             && hasLayer()
             && layer()->isSelfPaintingLayer())) {
         setShouldDoFullPaintInvalidationAfterLayout(true, MarkOnlyThis);
     }
 
-    if (!invalidatePaintIfNeeded(&newPaintInvalidationContainer, oldPaintInvalidationRect, oldPositionFromPaintInvalidationContainer))
+    if (!invalidatePaintIfNeeded(newPaintInvalidationContainer, oldPaintInvalidationRect, oldPositionFromPaintInvalidationContainer))
         invalidatePaintForOverflowIfNeeded();
 
     // This is for the next invalidatePaintIfNeeded so must be after invalidatePaintIfNeeded.
     savePreviousBorderBoxSizeIfNeeded();
 
     // Issue paint invalidations for any scrollbars if there is a scrollable area for this renderer.
     if (enclosingLayer()) {
         if (RenderLayerScrollableArea* area = enclosingLayer()->scrollableArea()) {
             if (area->hasVerticalBarDamage())
                 invalidatePaintRectangle(area->verticalBarDamage());
@@ skipping 2437 matching lines @@
 
     // Only auto width objects can possibly shrink to avoid floats.
     return style()->width().isAuto();
 }
 
 bool RenderBox::avoidsFloats() const
 {
     return isReplaced() || hasOverflowClip() || isHR() || isLegend() || isWritingModeRoot() || isFlexItemIncludingDeprecated();
 }
 
-InvalidationReason RenderBox::getPaintInvalidationReason(const RenderLayerModelObject* paintInvalidationContainer,
+InvalidationReason RenderBox::getPaintInvalidationReason(const RenderLayerModelObject& paintInvalidationContainer,
     const LayoutRect& oldBounds, const LayoutPoint& oldLocation, const LayoutRect& newBounds, const LayoutPoint& newLocation)
 {
     InvalidationReason invalidationReason = RenderBoxModelObject::getPaintInvalidationReason(paintInvalidationContainer, oldBounds, oldLocation, newBounds, newLocation);
     if (invalidationReason != InvalidationNone && invalidationReason != InvalidationIncremental)
         return invalidationReason;
 
     if (!style()->hasBackground() && !style()->hasBoxDecorations())
         return invalidationReason;
 
     LayoutSize oldBorderBoxSize;
@@ skipping 581 matching lines @@
 
         // We need the old border box size only when the box has background or box decorations.
         if (!style()->hasBackground() && !style()->hasBoxDecorations())
             return;
     }
 
     ensureRareData().m_previousBorderBoxSize = size();
 }
 
 } // namespace WebCore