Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/media_galleries/fileapi/iphoto_file_util_unittest.cc

 // Copyright 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 <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 150 matching lines @@
  public:
   IPhotoFileUtilTest()
       : io_thread_(content::BrowserThread::IO, &message_loop_) {
   }
   virtual ~IPhotoFileUtilTest() {}
 
   void SetUpDataProvider() {
     ASSERT_TRUE(fake_library_dir_.CreateUniqueTempDir());
     ASSERT_EQ(
         0,
-        file_util::WriteFile(
+        base::WriteFile(
             fake_library_dir_.path().AppendASCII("a.jpg"),
             NULL,
             0));
     ASSERT_EQ(
         0,
-        file_util::WriteFile(
+        base::WriteFile(
             fake_library_dir_.path().AppendASCII("orig.jpg"),
             NULL,
             0));
 
     iphoto_data_provider_.reset(
         new TestIPhotoDataProvider(fake_library_dir_.path()));
   }
 
   virtual void SetUp() OVERRIDE {
     ASSERT_TRUE(profile_dir_.CreateUniqueTempDir());
@@ skipping 149 matching lines @@
   completed = false;
   ReadDirectoryTestHelper(operation_runner(), url, &contents, &completed);
   ASSERT_TRUE(completed);
   ASSERT_EQ(1u, contents.size());
 
   EXPECT_FALSE(contents.front().is_directory);
   EXPECT_EQ("a.jpg", contents.front().name);
 }
 
 }  // namespace iphoto