Move scoped_temp_dir from base to base/files

chrome/browser/policy/config_dir_policy_loader_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 "base/compiler_specific.h"
 #include "base/file_util.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/message_loop.h"
-#include "base/scoped_temp_dir.h"
 #include "base/string_number_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/policy/async_policy_provider.h"
 #include "chrome/browser/policy/config_dir_policy_loader.h"
 #include "chrome/browser/policy/configuration_policy_provider_test.h"
 #include "chrome/browser/policy/policy_bundle.h"
 #include "chrome/browser/policy/policy_map.h"
 
 namespace policy {
 
@@ skipping 34 matching lines @@
   void WriteConfigFile(const base::DictionaryValue& dict,
                        const std::string& file_name);
 
   // Returns a unique name for a policy file. Each subsequent call returns a new
   // name that comes lexicographically after the previous one.
   std::string NextConfigFileName();
 
   static PolicyProviderTestHarness* Create();
 
  private:
-  ScopedTempDir test_dir_;
+  base::ScopedTempDir test_dir_;
   int next_policy_file_index_;
 
   DISALLOW_COPY_AND_ASSIGN(TestHarness);
 };
 
 TestHarness::TestHarness()
     : PolicyProviderTestHarness(POLICY_LEVEL_MANDATORY, POLICY_SCOPE_MACHINE),
       next_policy_file_index_(100) {}
 
 TestHarness::~TestHarness() {}
@@ skipping 144 matching lines @@
   ConfigDirPolicyLoader loader(harness_.test_dir(), POLICY_SCOPE_USER);
   scoped_ptr<PolicyBundle> bundle(loader.Load());
   ASSERT_TRUE(bundle.get());
   PolicyBundle expected_bundle;
   expected_bundle.Get(POLICY_DOMAIN_CHROME, "")
       .LoadFrom(&test_dict_foo, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER);
   EXPECT_TRUE(bundle->Equals(expected_bundle));
 }
 
 }  // namespace policy