Mark supervised profiles as such immediately when they're created.

chrome/browser/managed_mode/managed_mode_browsertest.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 "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/common/cancelable_request.h"
@@ skipping 89 matching lines @@
  protected:
   virtual void SetUpOnMainThread() OVERRIDE {
     // Set up the ManagedModeNavigationObserver manually since the profile was
     // not managed when the browser was created.
     content::WebContents* web_contents =
         browser()->tab_strip_model()->GetActiveWebContents();
     ManagedModeNavigationObserver::CreateForWebContents(web_contents);
 
     Profile* profile = browser()->profile();
     managed_user_service_ = ManagedUserServiceFactory::GetForProfile(profile);
-    managed_user_service_->InitForTesting();
     ManagedUserSettingsService* managed_user_settings_service =
         ManagedUserSettingsServiceFactory::GetForProfile(profile);
     managed_user_settings_service->SetLocalSettingForTesting(
         managed_users::kContentPackDefaultFilteringBehavior,
         scoped_ptr<base::Value>(
             new base::FundamentalValue(ManagedModeURLFilter::BLOCK)));
   }
 
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     // Enable the test server and remap all URLs to it.
     ASSERT_TRUE(test_server()->Start());
     std::string host_port = test_server()->host_port_pair().ToString();
     command_line->AppendSwitchASCII(switches::kHostResolverRules,
         "MAP *.example.com " + host_port + "," +
         "MAP *.new-example.com " + host_port + "," +
         "MAP *.a.com " + host_port);
+
+    command_line->AppendSwitch(switches::kNewProfileIsSupervised);
   }
 
   // Acts like a synchronous call to history's QueryHistory. Modified from
   // history_querying_unittest.cc.
   void QueryHistory(HistoryService* history_service,
                     const std::string& text_query,
                     const history::QueryOptions& options,
                     history::QueryResults* results) {
     CancelableRequestConsumer history_request_consumer;
     base::RunLoop run_loop;
@@ skipping 117 matching lines @@
       managed_users::kContentPackManualBehaviorHosts, dict.PassAs<Value>());
   EXPECT_EQ(
       ManagedUserService::MANUAL_ALLOW,
       managed_user_service_->GetManualBehaviorForHost(test_url.host()));
 
   observer.Wait();
   EXPECT_EQ(test_url, web_contents->GetURL());
 }
 
 }  // namespace