Cache the Windows Parental Controls Platform Answer

chrome/test/base/test_browser_window.cc

Index: chrome/test/base/test_browser_window.cc
diff --git a/chrome/test/base/test_browser_window.cc b/chrome/test/base/test_browser_window.cc
index f04e7ae365f262b717860cd6d761e455db84d7f3..6945555c757ddeec0ca5520ae07d0ee50ec73ddc 100644
--- a/chrome/test/base/test_browser_window.cc
+++ b/chrome/test/base/test_browser_window.cc
@@ -8,6 +8,9 @@
 #include "chrome/browser/ui/browser_list_observer.h"
 #include "ui/gfx/geometry/rect.h"
 
+#if defined(OS_WIN)
+#include "chrome/browser/prefs/incognito_mode_prefs.h"
+#endif  // defined(OS_WIN)
 
 // Helpers --------------------------------------------------------------------
 
@@ -39,6 +42,9 @@ class TestBrowserWindowOwner : public chrome::BrowserListObserver {
 }  // namespace
 
 Browser* CreateBrowserWithTestWindowForParams(Browser::CreateParams* params) {
+#if defined(OS_WIN)
+    IncognitoModePrefs::InitializePlatformParentalControls();
+#endif  // defined(OS_WIN)
   TestBrowserWindow* window = new TestBrowserWindow;
   new TestBrowserWindowOwner(window);
   params->window = window;