Move absoluteCaretBoundsOf() for VisiblePosition to VisibleUnits.cpp

Source/core/editing/VisiblePosition.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Portions Copyright (c) 2011 Motorola Mobility, Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 477 matching lines @@
 {
     return visiblePositionOf(positionWithAffinity.position(), positionWithAffinity.affinity());
 }
 
 VisiblePosition visiblePositionOf(const PositionInComposedTree& position, TextAffinity affinity)
 {
     PositionInComposedTreeWithAffinity canonicalized = visiblePositionOfAlgorithm<EditingInComposedTreeStrategy>(position, affinity);
     return VisiblePosition::createWithoutCanonicalization(PositionWithAffinity(toPositionInDOMTree(canonicalized.position()), canonicalized.affinity()));
 }
 
-IntRect absoluteCaretBoundsOf(const VisiblePosition& visiblePosition)
-{
-    LayoutObject* layoutObject;
-    LayoutRect localRect = localCaretRectOfPosition(visiblePosition.toPositionWithAffinity(), layoutObject);
-    if (localRect.isEmpty() || !layoutObject)
-        return IntRect();
-
-    return layoutObject->localToAbsoluteQuad(FloatRect(localRect)).enclosingBoundingBox();
-}
-
 #ifndef NDEBUG
 
 void VisiblePosition::debugPosition(const char* msg) const
 {
     if (isNull()) {
         fprintf(stderr, "Position [%s]: null\n", msg);
         return;
     }
     m_deepPosition.debugPosition(msg);
 }
@@ skipping 26 matching lines @@
     else
         fprintf(stderr, "Cannot showTree for (nil) VisiblePosition.\n");
 }
 
 void showTree(const blink::VisiblePosition& vpos)
 {
     vpos.showTreeForThis();
 }
 
 #endif