Cleanup some touch adjustment FIXMEs

Source/core/rendering/HitTestResult.cpp

 /*
  * Copyright (C) 2006, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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 446 matching lines @@
 
 HitTestResult::NodeSet& HitTestResult::mutableRectBasedTestResult()
 {
     if (!m_rectBasedTestResult)
         m_rectBasedTestResult = adoptPtrWillBeNoop(new NodeSet);
     return *m_rectBasedTestResult;
 }
 
 void HitTestResult::resolveRectBasedTest(Node* resolvedInnerNode, const LayoutPoint& resolvedPointInMainFrame)
 {
-    // FIXME: For maximum fidelity with point-based hit tests we should probably make use
-    // of RenderObject::updateHitTestResult here. See http://crbug.com/398914.
     ASSERT(isRectBasedTest());
     ASSERT(m_hitTestLocation.containsPoint(resolvedPointInMainFrame));
-    setInnerNode(resolvedInnerNode);
-    setInnerNonSharedNode(resolvedInnerNode);
     m_hitTestLocation = HitTestLocation(resolvedPointInMainFrame);
     m_pointInInnerNodeFrame = resolvedPointInMainFrame;
+    m_innerNode = nullptr;
+    m_innerNonSharedNode = nullptr;
+    m_innerPossiblyPseudoNode = nullptr;
     m_rectBasedTestResult = nullptr;
+
+    // Update the HitTestResult as if the supplied node had been hit in normal point-based hit-test.
+    // Note that we don't know the local point after a rect-based hit-test, but we never use
+    // it so shouldn't bother with the cost of computing it.
+    resolvedInnerNode->renderer()->updateHitTestResult(*this, LayoutPoint());
     ASSERT(!isRectBasedTest());
 }
 
 Element* HitTestResult::innerElement() const
 {
     for (Node* node = m_innerNode.get(); node; node = NodeRenderingTraversal::parent(node)) {
         if (node->isElementNode())
             return toElement(node);
     }
 
     return 0;
 }
 
 } // namespace blink