Avoid paintInvalidationContainer parameter of invalidatePaintIfNeeded()

third_party/WebKit/Source/core/layout/LayoutObject.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 1108 matching lines @@
     // Actually do the paint invalidate of rect r for this object which has been computed in the coordinate space
     // of the GraphicsLayer backing of |paintInvalidationContainer|. Note that this coordinaten space is not the same
     // as the local coordinate space of |paintInvalidationContainer| in the presence of layer squashing.
     void invalidatePaintUsingContainer(const LayoutBoxModelObject& paintInvalidationContainer, const LayoutRect&, PaintInvalidationReason) const;
 
     // Invalidate the paint of a specific subrectangle within a given object. The rect is in the object's coordinate space.
     void invalidatePaintRectangle(const LayoutRect&) const;
     void invalidatePaintRectangleNotInvalidatingDisplayItemClients(const LayoutRect&) const;
 
     // Walk the tree after layout issuing paint invalidations for layoutObjects that have changed or moved, updating bounds that have changed, and clearing paint invalidation state.
-    virtual void invalidateTreeIfNeeded(PaintInvalidationState&);
+    virtual void invalidateTreeIfNeeded(const PaintInvalidationState&);
 
     // This function only invalidates the visual overflow.
     //
     // Note that overflow is a box concept but this function
     // is only supported for block-flow.
     virtual void invalidatePaintForOverflow();
     void invalidatePaintForOverflowIfNeeded();
 
     void invalidatePaintIncludingNonCompositingDescendants();
     void invalidatePaintIncludingNonSelfPaintingLayerDescendants(const LayoutBoxModelObject& paintInvalidationContainer);
@@ skipping 194 matching lines @@
         m_previousPositionFromPaintInvalidationBacking = paintOffset;
     }
 
     PaintInvalidationReason fullPaintInvalidationReason() const { return m_bitfields.fullPaintInvalidationReason(); }
     bool shouldDoFullPaintInvalidation() const { return m_bitfields.fullPaintInvalidationReason() != PaintInvalidationNone; }
     void setShouldDoFullPaintInvalidation(PaintInvalidationReason = PaintInvalidationFull);
     void clearShouldDoFullPaintInvalidation() { m_bitfields.setFullPaintInvalidationReason(PaintInvalidationNone); }
 
     bool shouldInvalidateOverflowForPaint() const { return m_bitfields.shouldInvalidateOverflowForPaint(); }
 
-    virtual void clearPaintInvalidationState(const PaintInvalidationState&);
+    virtual void clearPaintInvalidationFlags(const PaintInvalidationState&);
 
     bool mayNeedPaintInvalidation() const { return m_bitfields.mayNeedPaintInvalidation(); }
     void setMayNeedPaintInvalidation();
 
     bool shouldInvalidateSelection() const { return m_bitfields.shouldInvalidateSelection(); }
     void setShouldInvalidateSelection();
 
     bool shouldCheckForPaintInvalidation(const PaintInvalidationState& paintInvalidationState) const
     {
         // Should check for paint invalidation if some ancestor changed location, because this object
@@ skipping 180 matching lines @@
 
     // This function walks the descendants of |this|, following a
     // layout ordering.
     //
     // The ordering is important for PaintInvalidationState, as
     // it requires to be called following a descendant/container
     // relationship.
     //
     // The function is overridden to handle special children
     // (e.g. percentage height descendants or reflections).
-    virtual void invalidatePaintOfSubtreesIfNeeded(PaintInvalidationState& childPaintInvalidationState);
+    virtual void invalidatePaintOfSubtreesIfNeeded(const PaintInvalidationState& childPaintInvalidationState);
 
     // This function generates the invalidation for this object only.
     // It doesn't recurse into other object, as this is handled
     // by invalidatePaintOfSubtreesIfNeeded.
-    virtual PaintInvalidationReason invalidatePaintIfNeeded(PaintInvalidationState&, const LayoutBoxModelObject& paintInvalidationContainer);
+    virtual PaintInvalidationReason invalidatePaintIfNeeded(const PaintInvalidationState&);
 
     // When this object is invalidated for paint, this method is called to invalidate any DisplayItemClients
     // owned by this object, including the object itself, LayoutText/LayoutInline line boxes, etc.,
     // not including children which will be invalidated normally during invalidateTreeIfNeeded() and
     // parts which are invalidated separately (e.g. scrollbars).
     // The caller should ensure the enclosing layer has been setNeedsRepaint before calling this function.
     virtual void invalidateDisplayItemClients(const LayoutBoxModelObject& paintInvalidationContainer, PaintInvalidationReason) const;
 
     // Sets enclosing layer needsRepaint, then calls invalidateDisplayItemClients().
     // Should use this version when PaintInvalidationState is available.
@@ skipping 606 matching lines @@
 void showTree(const blink::LayoutObject*);
 void showLineTree(const blink::LayoutObject*);
 void showLayoutTree(const blink::LayoutObject* object1);
 // We don't make object2 an optional parameter so that showLayoutTree
 // can be called from gdb easily.
 void showLayoutTree(const blink::LayoutObject* object1, const blink::LayoutObject* object2);
 
 #endif
 
 #endif // LayoutObject_h