Move temp file functions to base namespace.

chrome/browser/chromeos/drive/search_metadata_unittest.cc

 // Copyright (c) 2013 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/drive/search_metadata.h"
 
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/i18n/string_search.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 45 matching lines @@
     resource_metadata_.reset(
         new ResourceMetadata(metadata_storage_.get(),
                              base::MessageLoopProxy::current()));
     ASSERT_EQ(FILE_ERROR_OK, resource_metadata_->Initialize());
 
     AddEntriesToMetadata();
   }
 
   void AddEntriesToMetadata() {
     base::FilePath temp_file;
-    EXPECT_TRUE(file_util::CreateTemporaryFileInDir(temp_dir_.path(),
-                                                    &temp_file));
+    EXPECT_TRUE(base::CreateTemporaryFileInDir(temp_dir_.path(), &temp_file));
     const std::string temp_file_md5 = "md5";
 
     ResourceEntry entry;
     std::string local_id;
 
     // drive/root
     EXPECT_EQ(FILE_ERROR_OK, resource_metadata_->AddEntry(GetDirectoryEntry(
         util::kDriveMyDriveRootDirName, "root", 100,
         util::kDriveGrandRootLocalId), &local_id));
     const std::string root_local_id = local_id;
@@ skipping 442 matching lines @@
 }
 
 TEST(SearchMetadataSimpleTest, FindAndHighlight_MoreMetaChars) {
   std::string highlighted_text;
   EXPECT_TRUE(FindAndHighlightWrapper("a&b&c&d", "b&c", &highlighted_text));
   EXPECT_EQ("a&amp;<b>b&amp;c</b>&amp;d", highlighted_text);
 }
 
 }  // namespace internal
 }  // namespace drive