Fix automated_ui_testing for XMLWriter

chrome/common/libxml_utils.cc

Index: chrome/common/libxml_utils.cc
diff --git a/chrome/common/libxml_utils.cc b/chrome/common/libxml_utils.cc
index f470ce2ed250b36f74eb4fdb2095bade0ba1d0bf..dba803b84c25ed52d0b715e147a42683b88d3a4c 100644
--- a/chrome/common/libxml_utils.cc
+++ b/chrome/common/libxml_utils.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -120,7 +120,8 @@ bool XmlReader::SkipToElement() {
 // XmlWriter functions
 
 XmlWriter::XmlWriter() :
-    writer_(NULL) {}
+    writer_(NULL),
+    buffer_(NULL) {}
 
 XmlWriter::~XmlWriter() {
   if (writer_)