Move file_util::Delete to the base namespace

chrome/test/mini_installer_test/run_all_unittests.cc

Index: chrome/test/mini_installer_test/run_all_unittests.cc
diff --git a/chrome/test/mini_installer_test/run_all_unittests.cc b/chrome/test/mini_installer_test/run_all_unittests.cc
index 90e947ce0fd2ae753a33b5eee29f1345c82d2fd6..d4d69b04dfa6615662581e3418de0591ff120cf3 100644
--- a/chrome/test/mini_installer_test/run_all_unittests.cc
+++ b/chrome/test/mini_installer_test/run_all_unittests.cc
@@ -33,7 +33,7 @@ void BackUpProfile(bool chrome_frame) {
     // Will check if User Data is already backed up.
     // If yes, will delete and create new one.
     if (file_util::PathExists(backup_path))
-      file_util::Delete(backup_path, true);
+      base::Delete(backup_path, true);
     file_util::CopyDirectory(path, backup_path, true);
   } else {
     printf("Chrome is not installed. Will not take any backup\n");