Move PathExists to base namespace.

chrome/browser/extensions/test_extension_dir.cc

 // Copyright 2013 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/extensions/test_extension_dir.h"
 
 #include "base/file_util.h"
 #include "base/json/json_writer.h"
 #include "base/safe_numerics.h"
 #include "base/test/values_test_util.h"
@@ skipping 27 matching lines @@
 
 // This function packs the extension into a .crx, and returns the path to that
 // .crx. Multiple calls to Pack() will produce extensions with the same ID.
 base::FilePath TestExtensionDir::Pack() {
   ExtensionCreator creator;
   base::FilePath crx_path =
       crx_dir_.path().Append(FILE_PATH_LITERAL("ext.crx"));
   base::FilePath pem_path =
       crx_dir_.path().Append(FILE_PATH_LITERAL("ext.pem"));
   base::FilePath pem_in_path, pem_out_path;
-  if (file_util::PathExists(pem_path))
+  if (base::PathExists(pem_path))
     pem_in_path = pem_path;
   else
     pem_out_path = pem_path;
   if (!creator.Run(dir_.path(),
                    crx_path,
                    pem_in_path,
                    pem_out_path,
                    ExtensionCreator::kOverwriteCRX)) {
     ADD_FAILURE()
         << "ExtensionCreator::Run() failed: " << creator.error_message();
     return base::FilePath();
   }
-  if (!file_util::PathExists(crx_path)) {
+  if (!base::PathExists(crx_path)) {
     ADD_FAILURE() << crx_path.value() << " was not created.";
     return base::FilePath();
   }
   return crx_path;
 }
 
 }  // namespace extensions