diff --git a/android/testing.go b/android/testing.go
index 6663728..c07af7f 100644
--- a/android/testing.go
+++ b/android/testing.go
@@ -59,6 +59,11 @@
 	ctx.preArch = append(ctx.preArch, f)
 }
 
+func (ctx *TestContext) HardCodedPreArchMutators(f RegisterMutatorFunc) {
+	// Register mutator function as normal for testing.
+	ctx.PreArchMutators(f)
+}
+
 func (ctx *TestContext) PreDepsMutators(f RegisterMutatorFunc) {
 	ctx.preDeps = append(ctx.preDeps, f)
 }