Move temp file functions to base namespace.

chrome/browser/history/history_backend_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_backend.h"
 
 #include <algorithm>
 #include <set>
 #include <vector>
 
@@ skipping 344 matching lines @@
     return bitmap_data.get() &&
            bitmap_data->size() == 1u &&
            *bitmap_data->front() == expected_data;
   }
 
   BookmarkModel bookmark_model_;
 
  protected:
   // testing::Test
   virtual void SetUp() {
-    if (!file_util::CreateNewTempDirectory(FILE_PATH_LITERAL("BackendTest"),
-                                           &test_dir_))
+    if (!base::CreateNewTempDirectory(FILE_PATH_LITERAL("BackendTest"),
+                                      &test_dir_))
       return;
     backend_ = new HistoryBackend(test_dir_,
                                   0,
                                   new HistoryBackendTestDelegate(this),
                                   &bookmark_model_);
     backend_->Init(std::string(), false);
   }
 
   bool loaded_;
 
@@ skipping 2501 matching lines @@
   // Delete all DTS index databases.
   backend_->DeleteFTSIndexDatabases();
   EXPECT_FALSE(base::PathExists(db1));
   EXPECT_FALSE(base::PathExists(db1_wal));
   EXPECT_FALSE(base::PathExists(db1_journal));
   EXPECT_FALSE(base::PathExists(db2_symlink));
   EXPECT_TRUE(base::PathExists(db2_actual));  // Symlinks shouldn't be followed.
 }
 
 }  // namespace history