Pref service: expose all read-only PrefStores through Mojo

chrome/browser/prefs/chrome_pref_service_factory.h

Index: chrome/browser/prefs/chrome_pref_service_factory.h
diff --git a/chrome/browser/prefs/chrome_pref_service_factory.h b/chrome/browser/prefs/chrome_pref_service_factory.h
index 679be63d111cfe0451cd8c56aaa1ed1477752f75..2bc6555f984c0530ae718506962ce416483e0e8a 100644
--- a/chrome/browser/prefs/chrome_pref_service_factory.h
+++ b/chrome/browser/prefs/chrome_pref_service_factory.h
@@ -20,6 +20,10 @@ namespace policy {
 class PolicyService;
 }
 
+namespace service_manager {
+class Connector;
+}
+
 namespace sync_preferences {
 class PrefServiceSyncable;
 }
@@ -78,7 +82,8 @@ std::unique_ptr<sync_preferences::PrefServiceSyncable> CreateProfilePrefs(
     SupervisedUserSettingsService* supervised_user_settings,
     const scoped_refptr<PrefStore>& extension_prefs,
     const scoped_refptr<user_prefs::PrefRegistrySyncable>& pref_registry,
-    bool async);
+    bool async,
+    service_manager::Connector* connector);
 
 // Call before startup tasks kick in to ignore the presence of a domain when
 // determining the active SettingsEnforcement group. For testing only.