Move WriteFile and WriteFileDescriptor from file_util to base namespace.

content/browser/accessibility/dump_accessibility_tree_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 <set>
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 215 matching lines @@
     printf("\nActual\n");
     printf("------\n");
     printf("%s\n", actual_contents.c_str());
   }
 
   if (!base::PathExists(expected_file)) {
     base::FilePath actual_file =
         base::FilePath(html_file.RemoveExtension().value() +
                        AccessibilityTreeFormatter::GetActualFileSuffix());
 
-    EXPECT_TRUE(file_util::WriteFile(
+    EXPECT_TRUE(base::WriteFile(
         actual_file, actual_contents.c_str(), actual_contents.size()));
 
     ADD_FAILURE() << "No expectation found. Create it by doing:\n"
                   << "mv " << actual_file.LossyDisplayName() << " "
                   << expected_file.LossyDisplayName();
   }
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityA) {
   RunTest(FILE_PATH_LITERAL("a.html"));
@@ skipping 252 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityUl) {
   RunTest(FILE_PATH_LITERAL("ul.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityWbr) {
   RunTest(FILE_PATH_LITERAL("wbr.html"));
 }
 
 }  // namespace content