diff --git a/browser/devtools/commandline/gclioutput.xhtml b/browser/devtools/commandline/gclioutput.xhtml
index 76172e6f5bb..d72fe96e13b 100644
--- a/browser/devtools/commandline/gclioutput.xhtml
+++ b/browser/devtools/commandline/gclioutput.xhtml
@@ -1,51 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
-  "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"
-  [
-    <!ENTITY % webConsoleDTD SYSTEM "chrome://browser/locale/devtools/webConsole.dtd">
-    %webConsoleDTD;
-  ]
->
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
 
-<!-- ***** BEGIN LICENSE BLOCK *****
-   - Version: MPL 1.1/GPL 2.0/LGPL 2.1
-   -
-   - The contents of this file are subject to the Mozilla Public License Version
-   - 1.1 (the "License"); you may not use this file except in compliance with
-   - the License. You may obtain a copy of the License at
-   - http://www.mozilla.org/MPL/
-   -
-   - Software distributed under the License is distributed on an "AS IS" basis,
-   - WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
-   - for the specific language governing rights and limitations under the
-   - License.
-   -
-   - The Original Code is GCLI.
-   -
-   - The Initial Developer of the Original Code is
-   - Mozilla Foundation.
-   - Portions created by the Initial Developer are Copyright (C) 2012
-   - the Initial Developer. All Rights Reserved.
-   -
-   - Contributor(s):
-   -   Joe Walker <jwalker@mozilla.com>
-   -
-   - Alternatively, the contents of this file may be used under the terms of
-   - either the GNU General Public License Version 2 or later (the "GPL"), or
-   - the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
-   - in which case the provisions of the GPL or the LGPL are applicable instead
-   - of those above. If you wish to allow use of your version of this file only
-   - under the terms of either the GPL or the LGPL, and not to allow others to
-   - use your version of this file under the terms of the MPL, indicate your
-   - decision by deleting the provisions above and replace them with the notice
-   - and other provisions required by the LGPL or the GPL. If you do not delete
-   - the provisions above, a recipient may use your version of this file under
-   - the terms of any one of the MPL, the GPL or the LGPL.
-   -
-   - ***** END LICENSE BLOCK ***** -->
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 
-
-<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
+<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
   <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
   <link rel="stylesheet" href="chrome://global/skin/global.css" type="text/css"/>
diff --git a/browser/devtools/commandline/gclitooltip.xhtml b/browser/devtools/commandline/gclitooltip.xhtml
index d268cd86c87..ceb4df5987b 100644
--- a/browser/devtools/commandline/gclitooltip.xhtml
+++ b/browser/devtools/commandline/gclitooltip.xhtml
@@ -1,18 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
-  "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"
-  [
-    <!ENTITY % webConsoleDTD SYSTEM "chrome://browser/locale/devtools/webConsole.dtd">
-    %webConsoleDTD;
-  ]
->
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
 
 <!-- This Source Code Form is subject to the terms of the Mozilla Public
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 
-
-<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
+<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
   <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
   <link rel="stylesheet" href="chrome://global/skin/global.css" type="text/css"/>
