Remove all uses of EmptyString16(), EmptyWString(), and EmptyGURL(), and thei...

chrome/browser/shell_integration_win.cc

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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/shell_integration.h"
 
 #include <windows.h>
 #include <shlobj.h>
 #include <shobjidl.h>
 
 #include "app/win_util.h"
@@ skipping 17 matching lines @@
 #include "chrome/installer/util/work_item_list.h"
 
 namespace {
 
 // Helper function for ShellIntegration::GetAppId to generates profile id
 // from profile path. "profile_id"  is composed of sanitized basenames of
 // user data dir and profile dir joined by a ".".
 std::wstring GetProfileIdFromPath(const FilePath& profile_path) {
   // Return empty string if profile_path is empty
   if (profile_path.empty())
-    return EmptyWString();
+    return std::wstring();
 
   FilePath default_user_data_dir;
   // Return empty string if profile_path is in default user data
   // dir and is the default profile.
   if (chrome::GetDefaultUserDataDirectory(&default_user_data_dir) &&
       profile_path.DirName() == default_user_data_dir &&
       profile_path.BaseName().value() == chrome::kNotSignedInProfile)
-    return EmptyWString();
+    return std::wstring();
 
   // Get joined basenames of user data dir and profile.
   std::wstring basenames = profile_path.DirName().BaseName().value() +
       L"." + profile_path.BaseName().value();
 
   std::wstring profile_id;
   profile_id.reserve(basenames.size());
 
   // Generate profile_id from sanitized basenames.
   for (size_t i = 0; i < basenames.length(); ++i) {
@@ skipping 142 matching lines @@
   }
 
   // App id should be less than 128 chars.
   DCHECK(app_id.length() < 128);
   return app_id;
 }
 
 std::wstring ShellIntegration::GetChromiumAppId(const FilePath& profile_path) {
   return GetAppId(chrome::kBrowserAppID, profile_path);
 }