Move file_util::Delete to the base namespace

remoting/host/config_file_watcher_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 "remoting/host/config_file_watcher.h"
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/message_loop.h"
 #include "base/run_loop.h"
@@ skipping 71 matching lines @@
           "IPC thread", task_runner, base::MessageLoop::TYPE_IO);
 
   // Create an instance of the config watcher.
   watcher_.reset(
       new ConfigFileWatcher(task_runner, io_task_runner, &delegate_));
 }
 
 void ConfigFileWatcherTest::TearDown() {
   // Delete the test file.
   if (!config_file_.empty())
-    file_util::Delete(config_file_, false);
+    base::Delete(config_file_, false);
 }
 
 // Verifies that the initial notification is delivered.
 TEST_F(ConfigFileWatcherTest, Basic) {
   EXPECT_TRUE(file_util::CreateTemporaryFile(&config_file_));
 
   std::string data("test");
   EXPECT_NE(file_util::WriteFile(config_file_, data.c_str(),
                                  static_cast<int>(data.size())), -1);
 
@@ skipping 25 matching lines @@
 
   // Modify the watched file.
   std::string data("test");
   EXPECT_NE(file_util::WriteFile(config_file_, data.c_str(),
                                  static_cast<int>(data.size())), -1);
 
   run_loop_.Run();
 }
 
 }  // namespace remoting