Move PathExists to base namespace.

base/path_service.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/path_service.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #include <shlobj.h>
@@ skipping 235 matching lines @@
   DCHECK_GT(key, base::DIR_CURRENT) << "invalid path key";
 
   FilePath file_path = path;
 
   // For some locations this will fail if called from inside the sandbox there-
   // fore we protect this call with a flag.
   if (create) {
     // Make sure the directory exists. We need to do this before we translate
     // this to the absolute path because on POSIX, MakeAbsoluteFilePath fails
     // if called on a non-existent path.
-    if (!file_util::PathExists(file_path) &&
+    if (!base::PathExists(file_path) &&
         !file_util::CreateDirectory(file_path))
       return false;
   }
 
   // We need to have an absolute path.
   file_path = MakeAbsoluteFilePath(file_path);
   if (file_path.empty())
     return false;
 
   base::AutoLock scoped_lock(path_data->lock);
@@ skipping 60 matching lines @@
 
 // static
 void PathService::DisableCache() {
   PathData* path_data = GetPathData();
   DCHECK(path_data);
 
   base::AutoLock scoped_lock(path_data->lock);
   path_data->cache.clear();
   path_data->cache_disabled = true;
 }