Start refractoring extension permissions into ExtensionPermissionSet.

chrome/browser/background/background_application_list_model.cc

Index: chrome/browser/background/background_application_list_model.cc
diff --git a/chrome/browser/background/background_application_list_model.cc b/chrome/browser/background/background_application_list_model.cc
index f9092c10f9ccbde26b3114e3551dc2fe06386f17..d8512bc743a8f1357c43763dbe0c110dad2236d9 100644
--- a/chrome/browser/background/background_application_list_model.cc
+++ b/chrome/browser/background/background_application_list_model.cc
@@ -99,11 +99,6 @@ void GetServiceApplications(ExtensionService* service,
        ExtensionNameComparator(collator.get()));
 }
 
-bool HasBackgroundAppPermission(
-    const std::set<std::string>& api_permissions) {
-  return Extension::HasApiPermission(
-      api_permissions, Extension::kBackgroundPermission);
-}
 }  // namespace
 
 void
@@ -250,7 +245,7 @@ int BackgroundApplicationListModel::GetPosition(
 // static
 bool BackgroundApplicationListModel::IsBackgroundApp(
     const Extension& extension) {
-  return HasBackgroundAppPermission(extension.api_permissions());
+  return extension.HasAPIPermission(ExtensionAPIPermission::kBackground);
 }
 
 void BackgroundApplicationListModel::Observe(