Make the java static_libs property configurable

Bug: 362579941
Test: m nothing --no-skip-soong-tests
Change-Id: Iccc93cf14753aae1adb26c6eedd00aabf1c2f6a6

java/rro.go

@@ -17,7 +17,11 @@ package java
 // This file contains the module implementations for runtime_resource_overlay and
 // override_runtime_resource_overlay.
 
-import "android/soong/android"
+import (
+	"android/soong/android"
+
+	"github.com/google/blueprint/proptools"
+)
 
 func init() {
 	RegisterRuntimeResourceOverlayBuildComponents(android.InitRegistrationContext)
@@ -71,7 +75,7 @@ type RuntimeResourceOverlayProperties struct {
 	Min_sdk_version *string
 
 	// list of android_library modules whose resources are extracted and linked against statically
-	Static_libs []string
+	Static_libs proptools.Configurable[[]string]
 
 	// list of android_app modules whose resources are extracted and linked against
 	Resource_libs []string
@@ -120,7 +124,7 @@ func (r *RuntimeResourceOverlay) DepsMutator(ctx android.BottomUpMutatorContext)
 		ctx.AddDependency(ctx.Module(), certificateTag, cert)
 	}
 
-	ctx.AddVariationDependencies(nil, staticLibTag, r.properties.Static_libs...)
+	ctx.AddVariationDependencies(nil, staticLibTag, r.properties.Static_libs.GetOrDefault(ctx, nil)...)
 	ctx.AddVariationDependencies(nil, libTag, r.properties.Resource_libs...)
 
 	for _, aconfig_declaration := range r.aaptProperties.Flags_packages {