ExtensionSystem cleanup part 3

chrome/browser/extensions/api/preference/preference_api.cc

Index: chrome/browser/extensions/api/preference/preference_api.cc
diff --git a/chrome/browser/extensions/api/preference/preference_api.cc b/chrome/browser/extensions/api/preference/preference_api.cc
index cc4a5761cf154cc2a1c737e3e7f05621bc9bbb3e..3b3be6913756243c25ede1c0b92d0185836adfe4 100644
--- a/chrome/browser/extensions/api/preference/preference_api.cc
+++ b/chrome/browser/extensions/api/preference/preference_api.cc
@@ -27,6 +27,8 @@
 #include "extensions/browser/extension_pref_value_map_factory.h"
 #include "extensions/browser/extension_prefs_factory.h"
 #include "extensions/browser/extension_system.h"
+#include "extensions/browser/extension_system_provider.h"
+#include "extensions/browser/extensions_browser_client.h"
 #include "extensions/browser/pref_names.h"
 #include "extensions/common/error_utils.h"
 #include "extensions/common/permissions/api_permission.h"
@@ -528,9 +530,9 @@ ExtensionPrefValueMap* PreferenceAPI::extension_pref_value_map() {
 
 template <>
 void ProfileKeyedAPIFactory<PreferenceAPI>::DeclareFactoryDependencies() {
-  DependsOn(ExtensionSystemFactory::GetInstance());
   DependsOn(ExtensionPrefsFactory::GetInstance());
   DependsOn(ExtensionPrefValueMapFactory::GetInstance());
+  DependsOn(ExtensionsBrowserClient::Get()->GetExtensionSystemFactory());
 }
 
 PreferenceFunction::~PreferenceFunction() { }