Move PathExists to base namespace.

chrome_frame/test/test_scrubber.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.
 
 // The test scrubber uses a Google Test event listener to trigger scrubs.
 // Scrubs are performed at the start of the test program and at the conclusion
 // of each test.
 
 #include "chrome_frame/test/test_scrubber.h"
 
@@ skipping 94 matching lines @@
   // Kill all chrome.exe processes with --chrome-frame.
   base::KillAllNamedProcessesWithArgument(
       chrome::kBrowserProcessExecutableName,
       ASCIIToWide(switches::kChromeFrame));
 
   // Delete the user data directory.
   base::FilePath data_directory(data_directory_override_.empty() ?
                           default_data_directory_ :
                           data_directory_override_);
 
-  VLOG_IF(1, file_util::PathExists(data_directory))
+  VLOG_IF(1, base::PathExists(data_directory))
       << __FUNCTION__ << " deleting user data directory "
       << data_directory.value();
   bool deleted = base::Delete(data_directory, true);
   LOG_IF(ERROR, !deleted)
       << "Failed to delete user data directory directory "
       << data_directory.value();
 
   // Clear the overridden data directory for the next test.
   data_directory_override_.clear();
 }
@@ skipping 12 matching lines @@
 
 void OverrideDataDirectoryForThisTest(
     const base::StringPiece16& user_data_dir) {
   // Must be called within the context of a test.
   DCHECK(testing::UnitTest::GetInstance()->current_test_info());
 
   g_scrubber.Get().set_data_directory_override(user_data_dir);
 }
 
 }  // namespace chrome_frame_test