Don't open the 'stats for nerds' in a non-incognito window when incognito is forced.

chrome/browser/task_manager/task_manager.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/task_manager/task_manager.h"
 
 #include "base/bind.h"
 #include "base/i18n/number_formatting.h"
 #include "base/i18n/rtl.h"
 #include "base/prefs/pref_registry_simple.h"
@@ skipping 1522 matching lines @@
   model_->ModelChanged();
 }
 
 // static
 TaskManager* TaskManager::GetInstance() {
   return Singleton<TaskManager>::get();
 }
 
 void TaskManager::OpenAboutMemory(chrome::HostDesktopType desktop_type) {
   Browser* browser = chrome::FindOrCreateTabbedBrowser(
-      ProfileManager::GetLastUsedProfile(), desktop_type);
+      ProfileManager::GetLastUsedProfileAllowedByPolicy(), desktop_type);
   chrome::NavigateParams params(browser, GURL(chrome::kChromeUIMemoryURL),
                                 content::PAGE_TRANSITION_LINK);
   params.disposition = NEW_FOREGROUND_TAB;
   params.window_action = chrome::NavigateParams::SHOW_WINDOW;
   chrome::Navigate(&params);
 }
 
 // static
 int TaskManager::GetBackgroundPageCount() {
   int count = 0;
@@ skipping 23 matching lines @@
   }
   return count;
 }
 
 TaskManager::TaskManager()
     : model_(new TaskManagerModel(this)) {
 }
 
 TaskManager::~TaskManager() {
 }