Move file_util::Delete to the base namespace

net/proxy/proxy_config_service_linux_unittest.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 "net/proxy/proxy_config_service_linux.h"
 
 #include <map>
 #include <string>
 #include <vector>
 
@@ skipping 353 matching lines @@
     kioslaverc_ = path.Append(FILE_PATH_LITERAL("kioslaverc"));
     // Set up paths but do not create the directory for .kde4.
     kde4_home_ = user_home_.Append(FILE_PATH_LITERAL(".kde4"));
     path = kde4_home_.Append(FILE_PATH_LITERAL("share"));
     kde4_config_ = path.Append(FILE_PATH_LITERAL("config"));
     kioslaverc4_ = kde4_config_.Append(FILE_PATH_LITERAL("kioslaverc"));
   }
 
   virtual void TearDown() OVERRIDE {
     // Delete the temporary KDE home directory.
-    file_util::Delete(user_home_, true);
+    base::Delete(user_home_, true);
     PlatformTest::TearDown();
   }
 
   base::FilePath user_home_;
   // KDE3 paths.
   base::FilePath kde_home_;
   base::FilePath kioslaverc_;
   // KDE4 paths.
   base::FilePath kde4_home_;
   base::FilePath kde4_config_;
@@ skipping 1223 matching lines @@
     ProxyConfig config;
     sync_config_getter.SetupAndInitialFetch();
     EXPECT_EQ(ProxyConfigService::CONFIG_VALID,
               sync_config_getter.SyncGetLatestProxyConfig(&config));
     EXPECT_TRUE(config.auto_detect());
     EXPECT_EQ(GURL(), config.pac_url());
   }
 }
 
 }  // namespace net