Avoid duplicate functions/code in core/inspector.

third_party/WebKit/Source/core/inspector/DOMPatchSupport.cpp

 /*
  * Copyright (C) 2012 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
 #include "core/dom/ContextFeatures.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentFragment.h"
 #include "core/dom/Node.h"
 #include "core/dom/NodeTraversal.h"
 #include "core/dom/XMLDocument.h"
 #include "core/html/HTMLBodyElement.h"
 #include "core/html/HTMLDocument.h"
 #include "core/html/HTMLHeadElement.h"
 #include "core/html/parser/HTMLDocumentParser.h"
-#include "core/inspector/AddStringToDigestor.h"
 #include "core/inspector/DOMEditor.h"
+#include "core/inspector/InspectorHelpers.h"
 #include "core/inspector/InspectorHistory.h"
 #include "core/xml/parser/XMLDocumentParser.h"
 #include "platform/Crypto.h"
 #include "platform/wtf/Deque.h"
 #include "platform/wtf/HashTraits.h"
 #include "platform/wtf/RefPtr.h"
 #include "platform/wtf/text/Base64.h"
 #include "platform/wtf/text/CString.h"
 #include "public/platform/Platform.h"
 
@@ skipping 475 matching lines @@
       queue.push_back(first->children_[i].Get());
   }
 }
 
 DEFINE_TRACE(DOMPatchSupport::Digest) {
   visitor->Trace(node_);
   visitor->Trace(children_);
 }
 
 }  // namespace blink