Cache the Windows Parental Controls Platform Answer

chrome/browser/ui/toolbar/back_forward_menu_model_unittest.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/toolbar/back_forward_menu_model.h"
 
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "chrome/browser/favicon/favicon_service_factory.h"
 #include "chrome/browser/history/history_service.h"
 #include "chrome/browser/history/history_service_factory.h"
+#include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/test_browser_window.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_entry.h"
@@ skipping 30 matching lines @@
  private:
   bool was_called_;
 
   DISALLOW_COPY_AND_ASSIGN(FaviconDelegate);
 };
 
 }  // namespace
 
 class BackFwdMenuModelTest : public ChromeRenderViewHostTestHarness {
  public:
+  static void SetUpTestCase() {
+    // Creating a browser requires platform parental controls initialization.
+    IncognitoModePrefs::InitializePlatformParentalControls();
+  }
+
+  static void TearDownTestCase() {
+    IncognitoModePrefs::UninitializePlatformParentalControls();
+  }
+
   void ValidateModel(BackForwardMenuModel* model, int history_items,
                      int chapter_stops) {
     int h = std::min(BackForwardMenuModel::kMaxHistoryItems, history_items);
     int c = std::min(BackForwardMenuModel::kMaxChapterStops, chapter_stops);
     EXPECT_EQ(h, model->GetHistoryItemCount());
     EXPECT_EQ(c, model->GetChapterStopCount(h));
     if (h > 0)
       h += 2;  // Separator and View History link.
     if (c > 0)
       ++c;
@@ skipping 483 matching lines @@
   // Verify we did get the expected favicon.
   EXPECT_EQ(0, memcmp(new_icon_bitmap.getPixels(),
                       valid_icon_bitmap.getPixels(),
                       new_icon_bitmap.getSize()));
 
   // Make sure the browser deconstructor doesn't have problems.
   browser->tab_strip_model()->CloseAllTabs();
   // This is required to prevent the message loop from hanging.
   profile()->DestroyHistoryService();
 }