Allow signin to continue even if sync is disabled by policy.

chrome/browser/ui/webui/options/browser_options_handler.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/webui/options/browser_options_handler.h"
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 1057 matching lines @@
       Profile::FromWebUI(web_ui()));
 
   bool status_has_error = sync_ui_util::GetStatusLabels(
       service, *signin, sync_ui_util::WITH_HTML, &status_label, &link_label) ==
           sync_ui_util::SYNC_ERROR;
   sync_status->SetString("statusText", status_label);
   sync_status->SetString("actionLinkText", link_label);
   sync_status->SetBoolean("hasError", status_has_error);
 
   sync_status->SetBoolean("managed", service->IsManaged());
+  sync_status->SetBoolean("signedIn",
+                          !signin->GetAuthenticatedUsername().empty());
   sync_status->SetBoolean("hasUnrecoverableError",
                           service->HasUnrecoverableError());
   sync_status->SetBoolean(
       "autoLoginVisible",
       CommandLine::ForCurrentProcess()->HasSwitch(switches::kEnableAutologin) &&
       service->IsSyncEnabledAndLoggedIn() && service->IsSyncTokenAvailable());
 
   return sync_status.Pass();
 }
 
@@ skipping 321 matching lines @@
         l10n_util::GetStringUTF16(IDS_PRODUCT_NAME));
   }
   StringValue label(label_str);
 
   web_ui()->CallJavascriptFunction(
       "BrowserOptions.setupProxySettingsSection", disabled, label);
 #endif  // !defined(OS_CHROMEOS)
 }
 
 }  // namespace options