Move PathExists to base namespace.

chrome/test/nacl/nacl_browsertest_util.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/test/nacl/nacl_browsertest_util.h"
 
 #include <stdlib.h>
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/json/json_reader.h"
@@ skipping 184 matching lines @@
 
 void NaClBrowserTestBase::SetUpCommandLine(CommandLine* command_line) {
   command_line->AppendSwitch(switches::kNoFirstRun);
   command_line->AppendSwitch(switches::kEnableNaCl);
 }
 
 void NaClBrowserTestBase::SetUpInProcessBrowserTestFixture() {
   // Sanity check.
   base::FilePath plugin_lib;
   ASSERT_TRUE(PathService::Get(chrome::FILE_NACL_PLUGIN, &plugin_lib));
-  ASSERT_TRUE(file_util::PathExists(plugin_lib)) << plugin_lib.value();
+  ASSERT_TRUE(base::PathExists(plugin_lib)) << plugin_lib.value();
 
   ASSERT_TRUE(StartTestServer()) << "Cannot start test server.";
 }
 
 bool NaClBrowserTestBase::GetDocumentRoot(base::FilePath* document_root) {
   return GetNaClVariantRoot(Variant(), document_root);
 }
 
 bool NaClBrowserTestBase::IsPnacl() {
   return false;
@@ skipping 78 matching lines @@
 }
 
 base::FilePath::StringType NaClBrowserTestStatic::Variant() {
   return FILE_PATH_LITERAL("static");
 }
 
 bool NaClBrowserTestStatic::GetDocumentRoot(base::FilePath* document_root) {
   *document_root = base::FilePath(FILE_PATH_LITERAL("chrome/test/data/nacl"));
   return true;
 }