Remove some dead code in dom/

Source/core/dom/DocumentMarkerController.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 91 matching lines @@
 void DocumentMarkerController::addMarker(Range* range, DocumentMarker::MarkerType type)
 {
     // Use a TextIterator to visit the potentially multiple nodes the range covers.
     for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) {
         RefPtrWillBeRawPtr<Range> textPiece = markedText.range();
         addMarker(textPiece->startContainer(), DocumentMarker(type, textPiece->startOffset(), textPiece->endOffset()));
     }
 
 }
 
-void DocumentMarkerController::addMarkerToNode(Node* node, unsigned startOffset, unsigned length, DocumentMarker::MarkerType type)
-{
-    addMarker(node, DocumentMarker(type, startOffset, startOffset + length));
-}
-
-void DocumentMarkerController::addMarkerToNode(Node* node, unsigned startOffset, unsigned length, DocumentMarker::MarkerType type, PassRefPtr<DocumentMarkerDetails> details)
-{
-    addMarker(node, DocumentMarker(type, startOffset, startOffset + length, details));
-}
-
-
 void DocumentMarkerController::addTextMatchMarker(const Range* range, bool activeMatch)
 {
     // Use a TextIterator to visit the potentially multiple nodes the range covers.
     for (TextIterator markedText(range); !markedText.atEnd(); markedText.advance()) {
         RefPtrWillBeRawPtr<Range> textPiece = markedText.range();
         unsigned startOffset = textPiece->startOffset();
         unsigned endOffset = textPiece->endOffset();
         addMarker(textPiece->startContainer(), DocumentMarker(startOffset, endOffset, activeMatch));
         if (endOffset > startOffset) {
             // Rendered rects for markers in WebKit are not populated until each time
@@ skipping 602 matching lines @@
 
 } // namespace WebCore
 
 #ifndef NDEBUG
 void showDocumentMarkers(const WebCore::DocumentMarkerController* controller)
 {
     if (controller)
         controller->showMarkers();
 }
 #endif