Move file_util::Delete to the base namespace

chrome/browser/first_run/first_run_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 "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 75 matching lines @@
     ASSERT_TRUE(file_util::CreateTemporaryFile(&prefs_file_));
     EXPECT_TRUE(file_util::WriteFile(prefs_file_, text_->c_str(),
                                      text_->size()));
     first_run::SetMasterPrefsPathForTesting(prefs_file_);
 
     // This invokes BrowserMain, and does the import, so must be done last.
     InProcessBrowserTest::SetUp();
   }
 
   virtual void TearDown() OVERRIDE {
-    EXPECT_TRUE(file_util::Delete(prefs_file_, false));
+    EXPECT_TRUE(base::Delete(prefs_file_, false));
     InProcessBrowserTest::TearDown();
   }
 
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     InProcessBrowserTest::SetUpCommandLine(command_line);
     command_line->AppendSwitch(switches::kForceFirstRun);
     EXPECT_EQ(first_run::AUTO_IMPORT_NONE, first_run::auto_import_state());
 
     extensions::ComponentLoader::EnableBackgroundExtensionsForTesting();
   }
@@ skipping 97 matching lines @@
                        ImportNothingAndShowNewTabPage) {
   EXPECT_EQ(first_run::AUTO_IMPORT_CALLED, first_run::auto_import_state());
   ui_test_utils::NavigateToURLWithDisposition(
       browser(), GURL(chrome::kChromeUINewTabURL), CURRENT_TAB,
       ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
   content::WebContents* tab = browser()->tab_strip_model()->GetWebContentsAt(0);
   EXPECT_EQ(1, tab->GetMaxPageID());
 }
 
 #endif  // !defined(OS_CHROMEOS)