Refactor HitTestResult to store the HitTestRequest

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 495 matching lines @@
     // most callsites want localToParentTransform() instead.
     virtual AffineTransform localTransform() const;
 
     // Returns the full transform mapping from local coordinates to local coords for the parent SVG renderer
     // This includes any viewport transforms and x/y offsets as well as the transform="" value off the element.
     virtual const AffineTransform& localToParentTransform() const;
 
     // SVG uses FloatPoint precise hit testing, and passes the point in parent
     // coordinates instead of in paint invalidaiton container coordinates. Eventually the
     // rest of the rendering tree will move to a similar model.
-    virtual bool nodeAtFloatPoint(const HitTestRequest&, HitTestResult&, const FloatPoint& pointInParent, HitTestAction);
+    virtual bool nodeAtFloatPoint(HitTestResult&, const FloatPoint& pointInParent, HitTestAction);
 
     bool isAnonymous() const { return m_bitfields.isAnonymous(); }
     bool isAnonymousBlock() const
     {
         // This function is kept in sync with anonymous block creation conditions in
         // LayoutBlock::createAnonymousBlock(). This includes creating an anonymous
         // LayoutBlock having a BLOCK or BOX display. Other classes such as LayoutTextFragment
         // are not LayoutBlocks and will return false. See https://bugs.webkit.org/show_bug.cgi?id=56709.
         return isAnonymous() && (style()->display() == BLOCK || style()->display() == BOX) && style()->styleType() == NOPSEUDO && isLayoutBlock() && !isListMarker() && !isLayoutFlowThread() && !isLayoutMultiColumnSet()
             && !isLayoutFullScreen()
@@ skipping 205 matching lines @@
     // Used for element state updates that cannot be fixed with a
     // paint invalidation and do not need a relayout.
     virtual void updateFromElement() { }
 
     virtual void addAnnotatedRegions(Vector<AnnotatedRegionValue>&);
     void collectAnnotatedRegions(Vector<AnnotatedRegionValue>&);
 
     CompositingState compositingState() const;
     virtual CompositingReasons additionalCompositingReasons() const;
 
-    bool hitTest(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestFilter = HitTestAll);
+    bool hitTest(HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestFilter = HitTestAll);
     virtual void updateHitTestResult(HitTestResult&, const LayoutPoint&);
-    virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction);
+    virtual bool nodeAtPoint(HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction);
 
     virtual PositionWithAffinity positionForPoint(const LayoutPoint&);
     PositionWithAffinity createPositionWithAffinity(int offset, EAffinity);
     PositionWithAffinity createPositionWithAffinity(const Position&);
 
     virtual void dirtyLinesFromChangedChild(LayoutObject*);
 
     // Set the style of the object and update the state of the object accordingly.
     void setStyle(PassRefPtr<LayoutStyle>);
 
@@ skipping 906 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