Move PathExists to base namespace.

chrome/browser/web_applications/web_app_mac.mm

 // 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.
 
 #import "chrome/browser/web_applications/web_app_mac.h"
 
 #import <Carbon/Carbon.h>
 #import <Cocoa/Cocoa.h>
 
 #include "base/command_line.h"
@@ skipping 148 matching lines @@
   }
 
   return false;
 }
 
 void LaunchShimOnFileThread(
     const ShellIntegration::ShortcutInfo& shortcut_info) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::FILE));
   base::FilePath shim_path = web_app::GetAppInstallPath(shortcut_info);
 
-  if (shim_path.empty() || !file_util::PathExists(shim_path)) {
+  if (shim_path.empty() || !base::PathExists(shim_path)) {
     // The user may have deleted the copy in the Applications folder, use the
     // one in the web app's app_data_path.
     base::FilePath app_data_path = web_app::GetWebAppDataDirectory(
         shortcut_info.profile_path, shortcut_info.extension_id, GURL());
     shim_path = app_data_path.Append(shim_path.BaseName());
   }
 
-  if (!file_util::PathExists(shim_path))
+  if (!base::PathExists(shim_path))
     return;
 
   CommandLine command_line(CommandLine::NO_PROGRAM);
   command_line.AppendSwitch(app_mode::kNoLaunchApp);
   base::mac::OpenApplicationWithPath(shim_path, command_line, NULL);
 }
 
 base::FilePath GetLocalizableAppShortcutsSubdirName() {
 #if defined(GOOGLE_CHROME_BUILD)
   static const char kChromeAppDirName[] = "Chrome Apps.localized";
@@ skipping 182 matching lines @@
 bool WebAppShortcutCreator::UpdateShortcuts() {
   std::vector<base::FilePath> paths;
   base::Delete(app_data_path_.Append(GetShortcutName()), true);
   paths.push_back(app_data_path_);
 
   base::FilePath dst_path = GetDestinationPath();
   base::FilePath app_path = dst_path.Append(GetShortcutName());
 
   // If the path does not exist, check if a matching bundle can be found
   // elsewhere.
-  if (dst_path.empty() || !file_util::PathExists(app_path))
+  if (dst_path.empty() || !base::PathExists(app_path))
     app_path = GetAppBundleById(GetBundleIdentifier());
 
   if (!app_path.empty()) {
     base::Delete(app_path, true);
     paths.push_back(app_path.DirName());
   }
 
   size_t success_count = CreateShortcutsIn(paths);
   if (success_count == 0)
     return false;
@@ skipping 234 matching lines @@
   shortcut_creator.UpdateShortcuts();
 }
 
 void DeleteAllShortcutsForProfile(const base::FilePath& profile_path) {
   // TODO(mgiuca): Implement this on Mac.
 }
 
 }  // namespace internals
 
 }  // namespace web_app