Speculative fix for crash in DOMUIThumbnailSource.

chrome/browser/dom_ui/dom_ui_theme_source.cc

Index: chrome/browser/dom_ui/dom_ui_theme_source.cc
diff --git a/chrome/browser/dom_ui/dom_ui_theme_source.cc b/chrome/browser/dom_ui/dom_ui_theme_source.cc
index f34091ee1de5eaa1f8e394e68ea900d355b1b06b..e2ecbdf48d780f6797ce19b2f852fa001f351313 100644
--- a/chrome/browser/dom_ui/dom_ui_theme_source.cc
+++ b/chrome/browser/dom_ui/dom_ui_theme_source.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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.
 
@@ -7,6 +7,7 @@
 #include "app/resource_bundle.h"
 #include "app/theme_provider.h"
 #include "base/message_loop.h"
+#include "base/ref_counted_memory.h"
 #include "chrome/browser/browser_theme_provider.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/dom_ui/ntp_resource_cache.h"
@@ -35,6 +36,9 @@ DOMUIThemeSource::DOMUIThemeSource(Profile* profile)
       profile->IsOffTheRecord());
 }
 
+DOMUIThemeSource::~DOMUIThemeSource() {
+}
+
 void DOMUIThemeSource::StartDataRequest(const std::string& path,
                                         bool is_off_the_record,
                                         int request_id) {