Refactor HitTestResult to store the HitTestRequest

Source/core/layout/LayoutTextControlMultiLine.cpp

 /**
  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
  *           (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 19 matching lines @@
 LayoutTextControlMultiLine::LayoutTextControlMultiLine(HTMLTextAreaElement* element)
     : LayoutTextControl(element)
 {
     ASSERT(element);
 }
 
 LayoutTextControlMultiLine::~LayoutTextControlMultiLine()
 {
 }
 
-bool LayoutTextControlMultiLine::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction hitTestAction)
+bool LayoutTextControlMultiLine::nodeAtPoint(HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction hitTestAction)
 {
-    if (!LayoutTextControl::nodeAtPoint(request, result, locationInContainer, accumulatedOffset, hitTestAction))
+    if (!LayoutTextControl::nodeAtPoint(result, locationInContainer, accumulatedOffset, hitTestAction))
         return false;
 
     if (result.innerNode() == node() || result.innerNode() == innerEditorElement())
         hitInnerEditorElement(result, locationInContainer.point(), accumulatedOffset);
 
     return true;
 }
 
 float LayoutTextControlMultiLine::getAvgCharWidth(AtomicString family)
 {
@@ skipping 42 matching lines @@
         return placeholderRenderer;
     LayoutBox* placeholderBox = toLayoutBox(placeholderRenderer);
     placeholderBox->style()->setLogicalWidth(Length(contentLogicalWidth() - placeholderBox->borderAndPaddingLogicalWidth(), Fixed));
     placeholderBox->layoutIfNeeded();
     placeholderBox->setX(borderLeft() + paddingLeft());
     placeholderBox->setY(borderTop() + paddingTop());
     return placeholderRenderer;
 }
 
 }