Move PathExists to base namespace.

base/test/test_file_util_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 "base/test/test_file_util.h"
 
 #include <windows.h>
 #include <aclapi.h>
 #include <shlwapi.h>
 
@@ skipping 101 matching lines @@
 }
 
 }  // namespace
 
 bool DieFileDie(const base::FilePath& file, bool recurse) {
   // It turns out that to not induce flakiness a long timeout is needed.
   const int kIterations = 25;
   const base::TimeDelta kTimeout = base::TimeDelta::FromSeconds(10) /
                                    kIterations;
 
-  if (!file_util::PathExists(file))
+  if (!base::PathExists(file))
     return true;
 
   // Sometimes Delete fails, so try a few more times. Divide the timeout
   // into short chunks, so that if a try succeeds, we won't delay the test
   // for too long.
   for (int i = 0; i < kIterations; ++i) {
     if (base::Delete(file, recurse))
       return true;
     base::PlatformThread::Sleep(kTimeout);
   }
@@ skipping 149 matching lines @@
   DCHECK(info_ != NULL);
   DCHECK_NE(0u, length_);
 }
 
 PermissionRestorer::~PermissionRestorer() {
   if (!RestorePermissionInfo(path_, info_, length_))
     NOTREACHED();
 }
 
 }  // namespace file_util