Move PathExists to base namespace.

chrome/browser/download/download_path_reservation_tracker.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/download/download_path_reservation_tracker.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 78 matching lines @@
 
 // Returns true if the given path is in use by any path reservation or the
 // file system. Called on the FILE thread.
 bool IsPathInUse(const base::FilePath& path) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
   // If there is a reservation, then the path is in use.
   if (IsPathReserved(path))
     return true;
 
   // If the path exists in the file system, then the path is in use.
-  if (file_util::PathExists(path))
+  if (base::PathExists(path))
     return true;
 
   return false;
 }
 
 // Truncates path->BaseName() to make path->BaseName().value().size() <= limit.
 // - It keeps the extension as is. Only truncates the body part.
 // - It secures the base filename length to be more than or equals to
 //   kTruncatedNameLengthLowerbound.
 // If it was unable to shorten the name, returns false.
@@ skipping 248 matching lines @@
       create_directory,
       conflict_action,
       callback));
 }
 
 // static
 bool DownloadPathReservationTracker::IsPathInUseForTesting(
     const base::FilePath& path) {
   return IsPathInUse(path);
 }