Move PathExists to base namespace.

chrome/test/chromedriver/chrome_launcher.cc

 // Copyright (c) 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/test/chromedriver/chrome_launcher.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/base64.h"
@@ skipping 58 matching lines @@
                           const Capabilities& capabilities,
                           CommandLine* prepared_command,
                           base::ScopedTempDir* user_data_dir,
                           base::ScopedTempDir* extension_dir) {
   CommandLine command = capabilities.command;
   base::FilePath program = command.GetProgram();
   if (program.empty()) {
     if (!FindChrome(&program))
       return Status(kUnknownError, "cannot find Chrome binary");
     command.SetProgram(program);
-  } else if (!file_util::PathExists(program)) {
+  } else if (!base::PathExists(program)) {
     return Status(kUnknownError,
                   base::StringPrintf("no chrome binary at %" PRFilePath,
                                      program.value().c_str()));
   }
 
   command.AppendSwitchASCII("remote-debugging-port", base::IntToString(port));
   command.AppendSwitch("no-first-run");
   command.AppendSwitch("enable-logging");
   command.AppendSwitchASCII("logging-level", "1");
   command.AppendArg("data:text/html;charset=utf-8,");
@@ skipping 378 matching lines @@
   // Write empty "First Run" file, otherwise Chrome will wipe the default
   // profile that was written.
   if (file_util::WriteFile(
           user_data_dir.AppendASCII("First Run"), "", 0) != 0) {
     return Status(kUnknownError, "failed to write first run file");
   }
   return Status(kOk);
 }
 
 }  // namespace internal