Fix for bug 230439 (Remove anonymous nodeinfomanager and other cleanup) - share CreateElement. r=caillon, sr=jst.

content/base/src/nsDocument.cpp

@@ -118,6 +118,7 @@ static NS_DEFINE_CID(kDOMEventGroupCID, NS_DOMEVENTGROUP_CID);
 
 #include "nsScriptEventManager.h"
 #include "nsIXPathEvaluatorInternal.h"
+#include "nsIElementFactory.h"
 
 #ifdef DEBUG
 #include "nsICharsetAlias.h"
@@ -4073,3 +4074,29 @@ nsDocument::RetrieveRelevantHeaders(nsIChannel *aChannel)
     }
   }
 }
+
+nsresult
+nsDocument::CreateElement(nsINodeInfo *aNodeInfo, nsIDOMElement** aResult)
+{
+  *aResult = nsnull;
+  
+  PRInt32 namespaceID = aNodeInfo->NamespaceID();
+
+  nsCOMPtr<nsIElementFactory> elementFactory;
+  nsContentUtils::GetNSManagerWeakRef()->GetElementFactory(namespaceID,
+                                                           getter_AddRefs(elementFactory));
+
+  nsresult rv;
+  nsCOMPtr<nsIContent> content;
+  if (elementFactory) {
+    rv = elementFactory->CreateInstanceByTag(aNodeInfo,
+                                             getter_AddRefs(content));
+  } else {
+    rv = NS_NewXMLElement(getter_AddRefs(content), aNodeInfo);
+  }
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  content->SetContentID(mNextContentID++);
+
+  return CallQueryInterface(content, aResult);
+}

content/base/src/nsDocument.h

@@ -563,6 +563,8 @@ protected:
                          nsCompatibility aCompatMode,
                          nsIPresShell** aInstancePtrResult);
 
+  nsresult CreateElement(nsINodeInfo *aNodeInfo, nsIDOMElement** aResult);
+
   nsDocument();
   virtual ~nsDocument();
 

content/html/document/src/nsHTMLDocument.cpp

@@ -1487,26 +1487,7 @@ nsHTMLDocument::CreateElementNS(const nsAString& aNamespaceURI,
                                               getter_AddRefs(nodeInfo));
   NS_ENSURE_SUCCESS(rv, rv);
 
-  PRInt32 namespaceID = nodeInfo->NamespaceID();
-
-  nsCOMPtr<nsIElementFactory> elementFactory;
-  nsContentUtils::GetNSManagerWeakRef()->GetElementFactory(namespaceID,
-                                                           getter_AddRefs(elementFactory));
-
-  nsCOMPtr<nsIContent> content;
-
-  if (elementFactory) {
-    rv = elementFactory->CreateInstanceByTag(nodeInfo,
-                                             getter_AddRefs(content));
-  } else {
-    rv = NS_NewXMLElement(getter_AddRefs(content), nodeInfo);
-  }
-
-  NS_ENSURE_SUCCESS(rv, rv);
-
-  content->SetContentID(mNextContentID++);
-
-  return CallQueryInterface(content, aReturn);
+  return nsDocument::CreateElement(nodeInfo, aReturn);
 }
 
 

content/xml/document/src/nsXMLDocument.cpp

@@ -51,7 +51,6 @@
 #include "nsIDocShell.h"
 #include "nsIMarkupDocumentViewer.h"
 #include "nsIDocumentLoader.h"
-#include "nsIHTMLContent.h"
 #include "nsHTMLParts.h"
 #include "nsIHTMLStyleSheet.h"
 #include "nsIHTMLCSSStyleSheet.h"
@@ -842,7 +841,7 @@ nsXMLDocument::CreateElement(const nsAString& aTagName,
                                      getter_AddRefs(nodeInfo));
   NS_ENSURE_SUCCESS(rv, rv);
 
-  return CreateElement(nodeInfo, aReturn);
+  return nsDocument::CreateElement(nodeInfo, aReturn);
 }
 
 NS_IMETHODIMP    
@@ -957,7 +956,7 @@ nsXMLDocument::CreateElementNS(const nsAString& aNamespaceURI,
                                      getter_AddRefs(nodeInfo));
   NS_ENSURE_SUCCESS(rv, rv);
 
-  return CreateElement(nodeInfo, aReturn);
+  return nsDocument::CreateElement(nodeInfo, aReturn);
 }
 
 // Id attribute matching function used by nsXMLDocument and
@@ -1084,32 +1083,3 @@ nsXMLDocument::GetCSSLoader()
 
   return mCSSLoader;
 }
-
-nsresult
-nsXMLDocument::CreateElement(nsINodeInfo *aNodeInfo, nsIDOMElement** aResult)
-{
-  *aResult = nsnull;
-  
-  nsresult rv;
-  
-  nsCOMPtr<nsIContent> content;
-
-  PRInt32 namespaceID = aNodeInfo->NamespaceID();
-
-  nsCOMPtr<nsIElementFactory> elementFactory;
-  nsContentUtils::GetNSManagerWeakRef()->GetElementFactory(namespaceID,
-                                                           getter_AddRefs(elementFactory));
-
-  if (elementFactory) {
-    rv = elementFactory->CreateInstanceByTag(aNodeInfo,
-                                             getter_AddRefs(content));
-  } else {
-    rv = NS_NewXMLElement(getter_AddRefs(content), aNodeInfo);
-  }
-
-  NS_ENSURE_SUCCESS(rv, rv);
-
-  content->SetContentID(mNextContentID++);
-
-  return CallQueryInterface(content, aResult);
-}

content/xml/document/src/nsXMLDocument.h

@@ -125,8 +125,6 @@ protected:
   virtual nsIStyleSheet* InternalGetStyleSheetAt(PRInt32 aIndex) const;
   virtual PRInt32 InternalGetNumberOfStyleSheets() const;
 
-  nsresult CreateElement(nsINodeInfo *aNodeInfo, nsIDOMElement** aResult);
-  
   virtual nsresult GetLoadGroup(nsILoadGroup **aLoadGroup);
 
   nsresult SetDefaultStylesheets(nsIURI* aUrl);

content/xul/document/src/nsXULDocument.cpp

@@ -1441,13 +1441,6 @@ nsXULDocument::CreateElement(const nsAString& aTagName,
     if (! aReturn)
         return NS_ERROR_NULL_POINTER;
 
-    nsresult rv;
-
-    nsCOMPtr<nsIAtom> name, prefix;
-
-    name = do_GetAtom(aTagName);
-    NS_ENSURE_TRUE(name, NS_ERROR_OUT_OF_MEMORY);
-
 #ifdef PR_LOGGING
     if (PR_LOG_TEST(gXULLog, PR_LOG_DEBUG)) {
       char* tagCStr = ToNewCString(aTagName);
@@ -1459,24 +1452,12 @@ nsXULDocument::CreateElement(const nsAString& aTagName,
     }
 #endif
 
-    *aReturn = nsnull;
-
-    nsCOMPtr<nsINodeInfo> ni;
-
     // CreateElement in the XUL document defaults to the XUL namespace.
-    mNodeInfoManager->GetNodeInfo(name, prefix, kNameSpaceID_XUL,
+    nsCOMPtr<nsINodeInfo> ni;
+    mNodeInfoManager->GetNodeInfo(aTagName, nsnull, kNameSpaceID_XUL,
                                   getter_AddRefs(ni));
 
-    nsCOMPtr<nsIContent> result;
-    rv = CreateElement(ni, getter_AddRefs(result));
-    if (NS_FAILED(rv)) return rv;
-
-    // get the DOM interface
-    rv = CallQueryInterface(result, aReturn);
-    NS_ASSERTION(NS_SUCCEEDED(rv), "not a DOM element");
-    if (NS_FAILED(rv)) return rv;
-
-    return NS_OK;
+    return nsDocument::CreateElement(ni, aReturn);
 }
 
 
@@ -2327,40 +2308,6 @@ nsXULDocument::GetElementsByAttribute(nsIDOMNode* aNode,
 }
 
 
-nsresult
-nsXULDocument::CreateElement(nsINodeInfo *aNodeInfo, nsIContent** aResult)
-{
-    NS_ENSURE_ARG_POINTER(aNodeInfo);
-    NS_ENSURE_ARG_POINTER(aResult);
-
-    nsresult rv;
-    nsCOMPtr<nsIContent> result;
-
-    if (aNodeInfo->NamespaceEquals(kNameSpaceID_XUL)) {
-        rv = nsXULElement::Create(aNodeInfo, getter_AddRefs(result));
-        if (NS_FAILED(rv)) return rv;
-    }
-    else {
-        nsCOMPtr<nsIElementFactory> elementFactory;
-        GetElementFactory(aNodeInfo->NamespaceID(),
-                          getter_AddRefs(elementFactory));
-
-        rv = elementFactory->CreateInstanceByTag(aNodeInfo,
-                                                 getter_AddRefs(result));
-        if (NS_FAILED(rv)) return rv;
-
-        if (! result)
-            return NS_ERROR_UNEXPECTED;
-    }
-
-    result->SetContentID(mNextContentID++);
-
-    *aResult = result;
-    NS_ADDREF(*aResult);
-    return NS_OK;
-}
-
-
 nsresult
 nsXULDocument::PrepareToLoad(nsISupports* aContainer,
                              const char* aCommand,
@@ -3419,6 +3366,7 @@ nsXULDocument::CreateElement(nsXULPrototypeElement* aPrototype, nsIContent** aRe
     if (! aPrototype)
         return NS_ERROR_NULL_POINTER;
 
+    *aResult = nsnull;
     nsresult rv = NS_OK;
 
 #ifdef PR_LOGGING

content/xul/document/src/nsXULDocument.h

@@ -201,8 +201,6 @@ protected:
 
     void SetIsPopup(PRBool isPopup) { mIsPopup = isPopup; };
 
-    nsresult CreateElement(nsINodeInfo *aNodeInfo, nsIContent** aResult);
-
     nsresult PrepareToLoad(nsISupports* aContainer,
                            const char* aCommand,
                            nsIChannel* aChannel,