Display local signin error without browser and record the path of selected profile in user manager …

chrome/browser/ui/webui/signin/signin_create_profile_handler.cc

 // Copyright 2016 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/webui/signin/signin_create_profile_handler.h"
 
 #include <stddef.h>
 #include <string>
 #include <vector>
 
@@ skipping 405 matching lines @@
   profiles::OpenBrowserWindowForProfile(
       base::Bind(&SigninCreateProfileHandler::OnBrowserReadyCallback,
                  weak_ptr_factory_.GetWeakPtr()),
       false,  // Don't create a window if one already exists.
       true,  // Create a first run window.
       profile,
       status);
 }
 
 void SigninCreateProfileHandler::OpenSigninDialogForProfile(Profile* profile) {
-// TODO(zmin): Remove the switcher once the UserManager API is finished on Mac.
-#if !defined(OS_MACOSX)
   UserManager::ShowSigninDialog(web_ui()->GetWebContents()->GetBrowserContext(),
                                 profile->GetPath());
-#endif
 }
 
 void SigninCreateProfileHandler::ShowProfileCreationError(
     Profile* profile,
     const base::string16& error) {
   DCHECK_NE(NO_CREATION_IN_PROGRESS, profile_creation_type_);
   web_ui()->CallJavascriptFunctionUnsafe(
       "cr.webUIListenerCallback", GetWebUIListenerName(PROFILE_CREATION_ERROR),
       base::StringValue(error));
   // The ProfileManager calls us back with a NULL profile in some cases.
@@ skipping 364 matching lines @@
 
   profiles::OpenBrowserWindowForProfile(
       base::Bind(&SigninCreateProfileHandler::OnBrowserReadyCallback,
                  weak_ptr_factory_.GetWeakPtr()),
       false,  // Don't create a window if one already exists.
       true,  // Create a first run window.
       profile,
       Profile::CREATE_STATUS_INITIALIZED);
 }
 #endif