Implemented DocumentType.cloneNode(bool)

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index c8483299b8882c185fa46d5458be3c3d5118effb..c4264fbe4a34ee8c5245f64646c4e57eadb0db3e 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -789,6 +789,11 @@ PassRefPtr<CDATASection> Document::createCDATASection(const String& data, Except
     return CDATASection::create(*this, data);
 }
 
+PassRefPtr<DocumentType> Document::createDocumentType(const String& qualifiedName, const String& publicId, const String& systemId)
+{
+    return DocumentType::create(this, qualifiedName, publicId, systemId);

[esprehn, 2013/12/09 17:19:08]

Remove this method, the other ones are real JS API like
document.createProcessingInstruction(...). This one is not exposed to JS, you
don't need it here.

+}
+
 PassRefPtr<ProcessingInstruction> Document::createProcessingInstruction(const String& target, const String& data, ExceptionState& exceptionState)
 {
     if (!isValidName(target)) {
@@ -828,6 +833,10 @@ PassRefPtr<Node> Document::importNode(Node* importedNode, bool deep, ExceptionSt
         return createProcessingInstruction(importedNode->nodeName(), importedNode->nodeValue(), exceptionState);
     case COMMENT_NODE:
         return createComment(importedNode->nodeValue());
+    case DOCUMENT_TYPE_NODE: {
+        DocumentType* doctype = static_cast<DocumentType*>(importedNode);

[esprehn, 2013/12/09 17:19:08]

toDocumentType(importedNode), you might need to add a macro to DocumentType.h

+        return createDocumentType(doctype->name(), doctype->publicId(), doctype->systemId());

[esprehn, 2013/12/09 17:19:08]

DocumentType::create(...)

+    }
     case ELEMENT_NODE: {
         Element* oldElement = toElement(importedNode);
         // FIXME: The following check might be unnecessary. Is it possible that
@@ -881,7 +890,6 @@ PassRefPtr<Node> Document::importNode(Node* importedNode, bool deep, ExceptionSt
         // FIXME: It should be possible to import these node types, however in DOM3 the DocumentType is readonly, so there isn't much sense in doing that.
         // Ability to add these imported nodes to a DocumentType will be considered for addition to a future release of the DOM.
     case DOCUMENT_NODE:
-    case DOCUMENT_TYPE_NODE:
     case XPATH_NAMESPACE_NODE:
         break;
     }