diff --git a/mozilla/htmlparser/robot/nsDebugRobot.cpp b/mozilla/htmlparser/robot/nsDebugRobot.cpp
new file mode 100644
index 00000000000..21cdc1e1c3e
--- /dev/null
+++ b/mozilla/htmlparser/robot/nsDebugRobot.cpp
@@ -0,0 +1,102 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+#include "nsIRobotSink.h"
+#include "nsIRobotSinkObserver.h"
+#include "nsIParser.h"
+#include "nsVoidArray.h"
+#include "nsString.h"
+#include "nsIURL.h"
+
+static NS_DEFINE_IID(kIRobotSinkObserverIID, NS_IROBOTSINKOBSERVER_IID);
+
+class RobotSinkObserver : public nsIRobotSinkObserver {
+public:
+  RobotSinkObserver() {
+    NS_INIT_REFCNT();
+  }
+
+  ~RobotSinkObserver() {
+  }
+
+  NS_DECL_ISUPPORTS
+
+  NS_IMETHOD ProcessLink(const nsString& aURLSpec);
+};
+
+NS_IMPL_ISUPPORTS(RobotSinkObserver, kIRobotSinkObserverIID);
+
+NS_IMETHODIMP RobotSinkObserver::ProcessLink(const nsString& aURLSpec)
+{
+  fputs(aURLSpec, stdout);
+  printf("\n");
+  return NS_OK;
+}
+
+//----------------------------------------------------------------------
+
+extern "C" NS_EXPORT int DebugRobot(nsVoidArray * workList)
+{
+  RobotSinkObserver* myObserver = new RobotSinkObserver();
+  NS_ADDREF(myObserver);
+
+  for (;;) {
+    PRInt32 n = workList->Count();
+    if (0 == n) {
+      break;
+    }
+    nsString* urlName = (nsString*) workList->ElementAt(n - 1);
+    workList->RemoveElementAt(n - 1);
+
+    // Create url
+    nsIURL* url;
+    nsresult rv = NS_NewURL(&url, *urlName);
+    if (NS_OK != rv) {
+      printf("invalid URL: '");
+      fputs(*urlName, stdout);
+      printf("'\n");
+      return -1;
+    }
+    delete urlName;
+
+    nsIParser* parser;
+    rv = NS_NewHTMLParser(&parser);
+    if (NS_OK != rv) {
+      printf("can't make parser\n");
+      return -1;
+    }
+
+    nsIRobotSink* sink;
+    rv = NS_NewRobotSink(&sink);
+    if (NS_OK != rv) {
+      printf("can't make parser\n");
+      return -1;
+    }
+    sink->Init(url);
+    sink->AddObserver(myObserver);
+
+    parser->SetContentSink(sink);
+    parser->Parse(url);
+    NS_RELEASE(sink);
+    NS_RELEASE(parser);
+    NS_RELEASE(url);
+  }
+
+  NS_RELEASE(myObserver);
+
+  return 0;
+}
diff --git a/mozilla/parser/htmlparser/robot/nsDebugRobot.cpp b/mozilla/parser/htmlparser/robot/nsDebugRobot.cpp
new file mode 100644
index 00000000000..21cdc1e1c3e
--- /dev/null
+++ b/mozilla/parser/htmlparser/robot/nsDebugRobot.cpp
@@ -0,0 +1,102 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+#include "nsIRobotSink.h"
+#include "nsIRobotSinkObserver.h"
+#include "nsIParser.h"
+#include "nsVoidArray.h"
+#include "nsString.h"
+#include "nsIURL.h"
+
+static NS_DEFINE_IID(kIRobotSinkObserverIID, NS_IROBOTSINKOBSERVER_IID);
+
+class RobotSinkObserver : public nsIRobotSinkObserver {
+public:
+  RobotSinkObserver() {
+    NS_INIT_REFCNT();
+  }
+
+  ~RobotSinkObserver() {
+  }
+
+  NS_DECL_ISUPPORTS
+
+  NS_IMETHOD ProcessLink(const nsString& aURLSpec);
+};
+
+NS_IMPL_ISUPPORTS(RobotSinkObserver, kIRobotSinkObserverIID);
+
+NS_IMETHODIMP RobotSinkObserver::ProcessLink(const nsString& aURLSpec)
+{
+  fputs(aURLSpec, stdout);
+  printf("\n");
+  return NS_OK;
+}
+
+//----------------------------------------------------------------------
+
+extern "C" NS_EXPORT int DebugRobot(nsVoidArray * workList)
+{
+  RobotSinkObserver* myObserver = new RobotSinkObserver();
+  NS_ADDREF(myObserver);
+
+  for (;;) {
+    PRInt32 n = workList->Count();
+    if (0 == n) {
+      break;
+    }
+    nsString* urlName = (nsString*) workList->ElementAt(n - 1);
+    workList->RemoveElementAt(n - 1);
+
+    // Create url
+    nsIURL* url;
+    nsresult rv = NS_NewURL(&url, *urlName);
+    if (NS_OK != rv) {
+      printf("invalid URL: '");
+      fputs(*urlName, stdout);
+      printf("'\n");
+      return -1;
+    }
+    delete urlName;
+
+    nsIParser* parser;
+    rv = NS_NewHTMLParser(&parser);
+    if (NS_OK != rv) {
+      printf("can't make parser\n");
+      return -1;
+    }
+
+    nsIRobotSink* sink;
+    rv = NS_NewRobotSink(&sink);
+    if (NS_OK != rv) {
+      printf("can't make parser\n");
+      return -1;
+    }
+    sink->Init(url);
+    sink->AddObserver(myObserver);
+
+    parser->SetContentSink(sink);
+    parser->Parse(url);
+    NS_RELEASE(sink);
+    NS_RELEASE(parser);
+    NS_RELEASE(url);
+  }
+
+  NS_RELEASE(myObserver);
+
+  return 0;
+}