Move file_util::Delete to the base namespace

chrome/browser/extensions/extension_startup_browsertest.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 <vector>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/path_service.h"
@@ skipping 61 matching lines @@
 
       file_util::CopyFile(src_dir.AppendASCII("Preferences"),
                           preferences_file_);
       file_util::CopyDirectory(src_dir.AppendASCII("Extensions"),
                                profile_dir, true);  // recursive
     }
     return true;
   }
 
   virtual void TearDown() {
-    EXPECT_TRUE(file_util::Delete(preferences_file_, false));
+    EXPECT_TRUE(base::Delete(preferences_file_, false));
 
     // TODO(phajdan.jr): Check return values of the functions below, carefully.
-    file_util::Delete(user_scripts_dir_, true);
-    file_util::Delete(extensions_dir_, true);
+    base::Delete(user_scripts_dir_, true);
+    base::Delete(extensions_dir_, true);
 
     InProcessBrowserTest::TearDown();
   }
 
   void WaitForServicesToStart(int num_expected_extensions,
                               bool expect_extensions_enabled) {
     ExtensionService* service = extensions::ExtensionSystem::Get(
         browser()->profile())->extension_service();
 
     // Count the number of non-component extensions.
@@ skipping 172 matching lines @@
         .AppendASCII("extensions")
         .AppendASCII("app2");
     load_extensions_.push_back(fourth_extension_path.value());
   }
 };
 
 IN_PROC_BROWSER_TEST_F(ExtensionsLoadMultipleTest, Test) {
   WaitForServicesToStart(4, true);
   TestInjection(true, true);
 }