Move PathExists to base namespace.

chrome/common/extensions/manifest_url_handler.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/common/extensions/manifest_url_handler.h"
 
 #include "base/file_util.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
@@ skipping 222 matching lines @@
                                   std::vector<InstallWarning>* warnings) const {
   // Validate path to the options page.  Don't check the URL for hosted apps,
   // because they are expected to refer to an external URL.
   if (!extensions::ManifestURL::GetOptionsPage(extension).is_empty() &&
       !extension->is_hosted_app()) {
     const base::FilePath options_path =
         extension_file_util::ExtensionURLToRelativeFilePath(
             extensions::ManifestURL::GetOptionsPage(extension));
     const base::FilePath path =
         extension->GetResource(options_path).GetFilePath();
-    if (path.empty() || !file_util::PathExists(path)) {
+    if (path.empty() || !base::PathExists(path)) {
       *error =
           l10n_util::GetStringFUTF8(
               IDS_EXTENSION_LOAD_OPTIONS_PAGE_FAILED,
               options_path.LossyDisplayName());
       return false;
     }
   }
   return true;
 }
 
@@ skipping 67 matching lines @@
   extension->SetManifestData(keys::kChromeURLOverrides,
                              url_overrides.release());
   return true;
 }
 
 const std::vector<std::string> URLOverridesHandler::Keys() const {
   return SingleKey(keys::kChromeURLOverrides);
 }
 
 }  // namespace extensions