Move PathExists to base namespace.

chrome/browser/ui/web_applications/web_app_ui.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/browser/ui/web_applications/web_app_ui.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
@@ skipping 242 matching lines @@
     if (!PathService::Get(locations[i].location_id, &path)) {
       NOTREACHED();
       continue;
     }
 
     if (locations[i].sub_dir != NULL)
       path = path.Append(locations[i].sub_dir);
 
     base::FilePath shortcut_file = path.Append(file_name_).
         ReplaceExtension(FILE_PATH_LITERAL(".lnk"));
-    if (file_util::PathExists(shortcut_file)) {
+    if (base::PathExists(shortcut_file)) {
       shortcut_files_.push_back(shortcut_file);
     }
   }
 }
 
 void UpdateShortcutWorker::UpdateShortcuts() {
   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
       base::Bind(&UpdateShortcutWorker::UpdateShortcutsOnFileThread,
                  base::Unretained(this)));
 }
 
 void UpdateShortcutWorker::UpdateShortcutsOnFileThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 
   base::FilePath web_app_path = web_app::GetWebAppDataDirectory(
       profile_path_, shortcut_info_.extension_id, shortcut_info_.url);
 
   // Ensure web_app_path exists. web_app_path could be missing for a legacy
   // shortcut created by Gears.
-  if (!file_util::PathExists(web_app_path) &&
+  if (!base::PathExists(web_app_path) &&
       !file_util::CreateDirectory(web_app_path)) {
     NOTREACHED();
     return;
   }
 
   base::FilePath icon_file = web_app_path.Append(file_name_).ReplaceExtension(
       FILE_PATH_LITERAL(".ico"));
   web_app::internals::CheckAndSaveIcon(icon_file, shortcut_info_.favicon);
 
   // Update existing shortcuts' description, icon and app id.
@@ skipping 189 matching lines @@
   }
 
   // |info_list| may still be empty at this point, in which case LoadImage
   // will call the OnImageLoaded callback with an empty image and exit
   // immediately.
   extensions::ImageLoader::Get(profile)->LoadImagesAsync(&extension, info_list,
       base::Bind(&OnImageLoaded, shortcut_info, callback));
 }
 
 }  // namespace web_app