Move PathExists to base namespace.

chrome/common/extensions/manifest_handlers/theme_handler.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/common/extensions/manifest_handlers/theme_handler.h"
 
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
@@ skipping 184 matching lines @@
   if (extension->is_theme()) {
     const base::DictionaryValue* images_value =
         extensions::ThemeInfo::GetImages(extension);
     if (images_value) {
       for (base::DictionaryValue::Iterator iter(*images_value); !iter.IsAtEnd();
            iter.Advance()) {
         std::string val;
         if (iter.value().GetAsString(&val)) {
           base::FilePath image_path = extension->path().Append(
               base::FilePath::FromUTF8Unsafe(val));
-          if (!file_util::PathExists(image_path)) {
+          if (!base::PathExists(image_path)) {
             *error =
                 l10n_util::GetStringFUTF8(IDS_EXTENSION_INVALID_IMAGE_PATH,
                                           image_path.LossyDisplayName());
             return false;
           }
         }
       }
     }
   }
   return true;
 }
 
 const std::vector<std::string> ThemeHandler::Keys() const {
   return SingleKey(keys::kTheme);
 }
 
 }  // namespace extensions