Move PathExists to base namespace.

chrome/browser/printing/printing_layout_browsertest.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/command_line.h"
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
 #include "base/files/file_path.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
@@ skipping 109 matching lines @@
     }
 
     base::FilePath base_path(ui_test_utils::GetTestFilePath(
         base::FilePath().AppendASCII("printing"), base::FilePath()));
     base::FilePath emf(base_path.Append(verification_name + L".emf"));
     base::FilePath png(base_path.Append(verification_name + L".png"));
 
     base::FilePath cleartype(
         base_path.Append(verification_name + L"_cleartype.png"));
     // Looks for Cleartype override.
-    if (file_util::PathExists(cleartype) && IsClearTypeEnabled())
+    if (base::PathExists(cleartype) && IsClearTypeEnabled())
       png = cleartype;
 
     if (GenerateFiles()) {
       // Copy the .emf and generate an .png.
       base::CopyFile(test_result, emf);
       Image emf_content(emf);
       emf_content.SaveToPng(png);
       // Saving is always fine.
       return 0;
     } else {
@@ skipping 319 matching lines @@
 
     // Force a navigation elsewhere to verify that it's fine with it.
     url = test_server()->GetURL("files/printing/test1.html");
     ui_test_utils::NavigateToURL(browser(), url);
   }
   chrome::CloseWindow(browser());
   content::RunAllPendingInMessageLoop();
 
   EXPECT_EQ(0., CompareWithResult(L"iframe")) << L"iframe";
 }