Extend scoped_ptr to be closer to unique_ptr. Support custom deleters, and deleting arrays.

chrome/browser/autofill/personal_data_manager.h

Index: chrome/browser/autofill/personal_data_manager.h
diff --git a/chrome/browser/autofill/personal_data_manager.h b/chrome/browser/autofill/personal_data_manager.h
index 4530262ea98df9feee7a4b15deea8f1282c6eb3e..0d90c80903f8d9aab8930cf5f2e619ab6932ffeb 100644
--- a/chrome/browser/autofill/personal_data_manager.h
+++ b/chrome/browser/autofill/personal_data_manager.h
@@ -155,10 +155,10 @@ class PersonalDataManager
   friend class AutofillTest;
   friend class PersonalDataManagerFactory;
   friend class PersonalDataManagerTest;
-  friend class scoped_ptr<PersonalDataManager>;
   friend class ProfileSyncServiceAutofillTest;
   friend class RemoveAutofillTester;
   friend class TestingAutomationProvider;
+  friend struct base::DefaultDeleter<PersonalDataManager>;
   friend void autofill_helper::SetProfiles(int, std::vector<AutofillProfile>*);
   friend void autofill_helper::SetCreditCards(int, std::vector<CreditCard>*);