diff --git a/editor/txmgr/src/transactionManager.cpp b/editor/txmgr/src/transactionManager.cpp
index 25437b136368..41557d7d64bd 100644
--- a/editor/txmgr/src/transactionManager.cpp
+++ b/editor/txmgr/src/transactionManager.cpp
@@ -15,3 +15,42 @@
  * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
  * Reserved.
  */
+
+#include "transactionManager.h"
+#include "COM_auto_ptr.h"
+
+nsTransactionManager::nsTransactionManager()
+{
+}
+
+nsTransactionManager::~nsTransactionManager()
+{
+}
+
+NS_IMPL_ADDREF(nsTransactionManager)
+NS_IMPL_RELEASE(nsTransactionManager)
+
+nsresult
+nsTransactionManager::Execute(nsITransaction *tx)
+{
+  return NS_OK;
+}
+
+nsresult
+nsTransactionManager::Undo(PRInt32 n)
+{
+  return NS_OK;
+}
+
+nsresult
+nsTransactionManager::Redo(PRInt32 n)
+{
+  return NS_OK;
+}
+
+nsresult
+nsTransactionManager::Write(nsIOutputStream *os)
+{
+  return NS_OK;
+}
+
diff --git a/editor/txmgr/src/transactionManager.h b/editor/txmgr/src/transactionManager.h
index c103a98fc844..8c6b00e66343 100644
--- a/editor/txmgr/src/transactionManager.h
+++ b/editor/txmgr/src/transactionManager.h
@@ -20,13 +20,31 @@
 #define transactionManager_h__
 
 #include "nsITransactionManager.h"
-#include "COM_auto_ptr.h"
 
 /** implementation of a transaction manager object.
  *
  */
-class TransactionManager : public nsITransactionManager
+class nsTransactionManager : public nsITransactionManager
 {
+public:
+
+  /** The default constructor.
+   */
+  nsTransactionManager();
+
+  /** The default destructor.
+   */
+  virtual ~nsTransactionManager();
+
+  /* Macro for AddRef(), Release(), and QueryInterface() */
+  NS_DECL_ISUPPORTS
+
+  virtual nsresult Execute(nsITransaction *tx);
+  virtual nsresult Undo(PRInt32 n);
+  virtual nsresult Redo(PRInt32 n);
+  virtual nsresult Write(nsIOutputStream *os);
+  // virtual nsresult AddListener(nsITransactionListener *l);
+  // virtual nsresult RemoveListener(nsITransactionListener *l);
 };
 
 #endif // transactionManager_h__