UserPolicyCache only becomes ready after policy has been fetched.

chrome/browser/chrome_browser_main.cc

 // Copyright (c) 2011 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/chrome_browser_main.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1523 matching lines @@
         parsed_command_line().GetSwitchValueASCII(switches::kLoginUser);
     VLOG(1) << "Relaunching browser for user: " << username;
     chromeos::UserManager::Get()->UserLoggedIn(username);
 
     // Redirects Chrome logging to the user data dir.
     logging::RedirectChromeLogging(parsed_command_line());
 
     // Initialize user policy before creating the profile so the profile
     // initialization code sees policy settings.
     g_browser_process->browser_policy_connector()->InitializeUserPolicy(
-        username);
+        username, false  /* wait_for_policy_fetch */);
   }
 #endif
 
   if (is_first_run) {
     // Warn the ProfileManager that an import process will run, possibly
     // locking the WebDataService directory of the next Profile created.
     g_browser_process->profile_manager()->SetWillImport();
   }
 
   profile_ = CreateProfile(parameters(), user_data_dir, parsed_command_line());
@@ skipping 529 matching lines @@
   if (env->GetVar(chrome::kPreReadEnvironmentVariable, &pre_read) &&
       (pre_read == "0" || pre_read == "1")) {
     std::string uma_name(name);
     uma_name += "_PreRead";
     uma_name += pre_read == "1" ? "Enabled" : "Disabled";
     AddPreReadHistogramTime(uma_name.c_str(), time);
   }
 #endif
 #endif
 }