Move directory creation functions to base namespace.

chrome/browser/chromeos/policy/user_cloud_policy_store_chromeos_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/chromeos/policy/user_cloud_policy_store_chromeos.h"
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 107 matching lines @@
   // the |expected_value|.
   void VerifyPolicyMap(const char* expected_value) {
     EXPECT_EQ(1U, store_->policy_map().size());
     const PolicyMap::Entry* entry =
         store_->policy_map().Get(key::kHomepageLocation);
     ASSERT_TRUE(entry);
     EXPECT_TRUE(base::StringValue(expected_value).Equals(entry->value));
   }
 
   void StoreUserPolicyKey(const std::vector<uint8>& public_key) {
-    ASSERT_TRUE(file_util::CreateDirectory(user_policy_key_file().DirName()));
+    ASSERT_TRUE(base::CreateDirectory(user_policy_key_file().DirName()));
     ASSERT_TRUE(
         file_util::WriteFile(user_policy_key_file(),
                              reinterpret_cast<const char*>(public_key.data()),
                              public_key.size()));
   }
 
   // Stores the current |policy_| and verifies that it is published.
   // If |new_public_key| is set then it will be persisted after storing but
   // before loading the policy, so that the signature validation can succeed.
   // If |previous_value| is set then a previously existing policy with that
@@ skipping 470 matching lines @@
   Mock::VerifyAndClearExpectations(&cryptohome_client_);
 
   EXPECT_FALSE(store_->policy());
   EXPECT_TRUE(store_->policy_map().empty());
   EXPECT_EQ(CloudPolicyStore::STATUS_VALIDATION_ERROR, store_->status());
 }
 
 }  // namespace
 
 }  // namespace policy