Move scoped_temp_dir from base to base/files

chrome/browser/history/history_database_unittest.cc

 // 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.
 
 #include "chrome/browser/history/history_database.h"
 
 #include "base/file_path.h"
 #include "base/file_util.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/path_service.h"
-#include "base/scoped_temp_dir.h"
 #include "chrome/common/chrome_paths.h"
 #include "sql/init_status.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace history {
 
 TEST(HistoryDatabaseTest, DropBookmarks) {
-  ScopedTempDir temp_dir;
+  base::ScopedTempDir temp_dir;
   FilePath db_file;
 
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
   db_file = temp_dir.path().AppendASCII("DropBookmarks.db");
   file_util::Delete(db_file, false);
 
   // Copy db file over that contains starred URLs.
   FilePath old_history_path;
   PathService::Get(chrome::DIR_TEST_DATA, &old_history_path);
   old_history_path = old_history_path.AppendASCII("bookmarks");
@@ skipping 11 matching lines @@
     int num_urls = 0;
     URLRow url_row;
     while (url_enumerator.GetNextURL(&url_row)) {
       ++num_urls;
     }
     ASSERT_EQ(5, num_urls);
   }
 }
 
 }  // namespace history