Move WriteFile and WriteFileDescriptor from file_util to 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 <string>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/prefs/pref_service.h"
@@ skipping 71 matching lines @@
  public:
   FirstRunMasterPrefsBrowserTestBase() {}
 
  protected:
   virtual void SetUp() OVERRIDE {
     // All users of this test class need to call SetMasterPreferencesForTest()
     // before this class' SetUp() is invoked.
     ASSERT_TRUE(text_.get());
 
     ASSERT_TRUE(base::CreateTemporaryFile(&prefs_file_));
-    EXPECT_TRUE(file_util::WriteFile(prefs_file_, text_->c_str(),
-                                     text_->size()));
+    EXPECT_TRUE(base::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(base::DeleteFile(prefs_file_, false));
     InProcessBrowserTest::TearDown();
   }
@@ skipping 181 matching lines @@
 INSTANTIATE_TEST_CASE_P(
     FirstRunMasterPrefsWithTrackedPreferencesInstance,
     FirstRunMasterPrefsWithTrackedPreferences,
     testing::Values(
         chrome_prefs::internals::kSettingsEnforcementGroupNoEnforcement,
         chrome_prefs::internals::kSettingsEnforcementGroupEnforceOnload,
         chrome_prefs::internals::kSettingsEnforcementGroupEnforceAlways));
 
 
 #endif  // !defined(OS_CHROMEOS)