Revert 239280 "Move more file_util functions to base namespace."

trunk/src/chrome/browser/web_applications/web_app_win.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 "chrome/browser/web_applications/web_app_win.h"
 
 #include <shlobj.h>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 63 matching lines @@
                       const gfx::ImageFamily& image) {
   base::FilePath checksum_file(
       icon_file.ReplaceExtension(kIconChecksumFileExt));
 
   // Returns true if icon_file or checksum file is missing.
   if (!base::PathExists(icon_file) ||
       !base::PathExists(checksum_file))
     return true;
 
   base::MD5Digest persisted_image_checksum;
-  if (sizeof(persisted_image_checksum) != base::ReadFile(checksum_file,
+  if (sizeof(persisted_image_checksum) != file_util::ReadFile(checksum_file,
                       reinterpret_cast<char*>(&persisted_image_checksum),
                       sizeof(persisted_image_checksum)))
     return true;
 
   base::MD5Digest downloaded_image_checksum;
   GetImageCheckSum(image, &downloaded_image_checksum);
 
   // Update icon if checksums are not equal.
   return memcmp(&persisted_image_checksum, &downloaded_image_checksum,
                 sizeof(base::MD5Digest)) != 0;
@@ skipping 436 matching lines @@
       }
       shortcut_paths.push_back(path);
     }
   }
   return shortcut_paths;
 }
 
 }  // namespace internals
 
 }  // namespace web_app