Move Copy* into the base namespace.

chrome/browser/history/history_backend_unittest.cc

Index: chrome/browser/history/history_backend_unittest.cc
diff --git a/chrome/browser/history/history_backend_unittest.cc b/chrome/browser/history/history_backend_unittest.cc
index 75b426bf882715a4ed26d66dfe64dd861514ce0a..f97a8823fff53da8c1beab18cf9345811d1f353a 100644
--- a/chrome/browser/history/history_backend_unittest.cc
+++ b/chrome/browser/history/history_backend_unittest.cc
@@ -1279,7 +1279,7 @@ TEST_F(HistoryBackendTest, MigrationVisitSource) {
   file_util::CreateDirectory(new_history_path);
   base::FilePath new_history_file =
       new_history_path.Append(chrome::kHistoryFilename);
-  ASSERT_TRUE(file_util::CopyFile(old_history_path, new_history_file));
+  ASSERT_TRUE(base::CopyFile(old_history_path, new_history_file));
 
   backend_ = new HistoryBackend(new_history_path,
                                 0,
@@ -2520,8 +2520,8 @@ TEST_F(HistoryBackendTest, MigrationVisitDuration) {
       new_history_path.Append(chrome::kHistoryFilename);
   base::FilePath new_archived_file =
       new_history_path.Append(chrome::kArchivedHistoryFilename);
-  ASSERT_TRUE(file_util::CopyFile(old_history, new_history_file));
-  ASSERT_TRUE(file_util::CopyFile(old_archived, new_archived_file));
+  ASSERT_TRUE(base::CopyFile(old_history, new_history_file));
+  ASSERT_TRUE(base::CopyFile(old_archived, new_archived_file));
 
   backend_ = new HistoryBackend(new_history_path,
                                 0,