Dedup prebuilt apis module type/mutator registration

Test: m checkbuild
Bug: 146540677
Change-Id: If5d6fdace2574df6314fbcf6441838cd11df58ae
diff --git a/android/register.go b/android/register.go
index 86943f2..9182f8b 100644
--- a/android/register.go
+++ b/android/register.go
@@ -122,6 +122,7 @@
 type RegistrationContext interface {
 	RegisterModuleType(name string, factory ModuleFactory)
 	RegisterSingletonType(name string, factory SingletonFactory)
+	PreArchMutators(f RegisterMutatorFunc)
 }
 
 // Used to register build components from an init() method, e.g.
@@ -154,3 +155,7 @@
 func (ctx initRegistrationContext) RegisterSingletonType(name string, factory SingletonFactory) {
 	RegisterSingletonType(name, factory)
 }
+
+func (ctx initRegistrationContext) PreArchMutators(f RegisterMutatorFunc) {
+	PreArchMutators(f)
+}