Cleanup: Remove unneeded scoped_ptr.h includes from chrome.

chrome/renderer/safe_browsing/malware_dom_details.h

Index: chrome/renderer/safe_browsing/malware_dom_details.h
===================================================================
--- chrome/renderer/safe_browsing/malware_dom_details.h	(revision 137731)
+++ chrome/renderer/safe_browsing/malware_dom_details.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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.
 //
@@ -9,11 +9,10 @@
 #ifndef CHROME_RENDERER_SAFE_BROWSING_MALWARE_DOM_DETAILS_H_
 #define CHROME_RENDERER_SAFE_BROWSING_MALWARE_DOM_DETAILS_H_
 
-#include <string>
 #include <vector>
 
 #include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
+#include "base/compiler_specific.h"
 #include "content/public/renderer/render_view_observer.h"
 
 namespace WebKit {