iwyu: Include stringprintf.h where appropriate, part 2.

chrome/browser/importer/profile_writer.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/importer/profile_writer.h"
 
-#include "base/string_util.h"
+#include "base/stringprintf.h"
 #include "base/threading/thread.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/password_manager/password_store.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_model.h"
 #include "chrome/common/pref_names.h"
 #include "content/common/notification_service.h"
@@ skipping 335 matching lines @@
          ((!import_to_bookmark_bar || !entry.in_toolbar) &&
            parent != model->other_node()))) {
       found_match = false;
     }
 
     if (found_match)
       return true;  // Found a match with the same url path and title.
   }
   return false;
 }