Enable ExtensionSettingsApiTest.ManagedStorageEvents on Windows.

chrome/browser/extensions/settings/settings_apitest.cc

Index: chrome/browser/extensions/settings/settings_apitest.cc
diff --git a/chrome/browser/extensions/settings/settings_apitest.cc b/chrome/browser/extensions/settings/settings_apitest.cc
index acfa22dfe04d97af9bb2eda7b9d8433ada0bf750..26fa6060435bba86f5f6f776089036fdda9780c9 100644
--- a/chrome/browser/extensions/settings/settings_apitest.cc
+++ b/chrome/browser/extensions/settings/settings_apitest.cc
@@ -480,8 +480,6 @@ IN_PROC_BROWSER_TEST_F(ExtensionSettingsApiTest, PRE_ManagedStorageEvents) {
   EXPECT_TRUE(catcher.GetNextResult()) << catcher.message();
 }
 
-// TODO(joaodasilva): This test times out on Vista. http://crbug.com/166261
-#if !defined(OS_WIN)
 IN_PROC_BROWSER_TEST_F(ExtensionSettingsApiTest, ManagedStorageEvents) {
   // This test runs after PRE_ManagedStorageEvents without having deleted the
   // profile, so the extension is still around. While the browser restarted the
@@ -499,7 +497,6 @@ IN_PROC_BROWSER_TEST_F(ExtensionSettingsApiTest, ManagedStorageEvents) {
   // the onChanged notification.
   EXPECT_TRUE(catcher.GetNextResult()) << catcher.message();
 }
-#endif  // !defined(OS_WIN)
 
 #endif  // defined(ENABLE_CONFIGURATION_POLICY)