Cache the Windows Parental Controls Platform Answer

chrome/test/base/browser_with_test_window_test.cc

Index: chrome/test/base/browser_with_test_window_test.cc
diff --git a/chrome/test/base/browser_with_test_window_test.cc b/chrome/test/base/browser_with_test_window_test.cc
index 09f57d5bb5ac6671de86ffc0761a16a3b4a50716..73588510cc691a11d3ad55c89005b873a4425bdd 100644
--- a/chrome/test/base/browser_with_test_window_test.cc
+++ b/chrome/test/base/browser_with_test_window_test.cc
@@ -5,6 +5,7 @@
 #include "chrome/test/base/browser_with_test_window_test.h"
 
 #include "base/run_loop.h"
+#include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/profiles/profile_destroyer.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_navigator.h"
@@ -58,6 +59,15 @@ BrowserWithTestWindowTest::BrowserWithTestWindowTest(
 BrowserWithTestWindowTest::~BrowserWithTestWindowTest() {
 }
 
+void BrowserWithTestWindowTest::SetUpTestCase() {
+  // Creating a browser requires platform parental controls initialization.
+  IncognitoModePrefs::InitializePlatformParentalControls();
+}
+
+void BrowserWithTestWindowTest::TearDownTestCase() {
+  IncognitoModePrefs::UninitializePlatformParentalControls();
+}
+
 void BrowserWithTestWindowTest::SetUp() {
   testing::Test::SetUp();
 #if defined(OS_CHROMEOS)