Export NewPrebuiltObject

Export NewPrebuiltObject so that clang can use it to provide
clang_rt.crt* cc_object modules.

Test: m checkbuild
Change-Id: I659f956815b140ba064b29284c210c24ae882015
diff --git a/cc/prebuilt.go b/cc/prebuilt.go
index fd310a2..f7154ec 100644
--- a/cc/prebuilt.go
+++ b/cc/prebuilt.go
@@ -388,8 +388,8 @@
 	return true
 }
 
-func newPrebuiltObject() *Module {
-	module := newObject()
+func NewPrebuiltObject(hod android.HostOrDeviceSupported) *Module {
+	module := newObject(hod)
 	prebuilt := &prebuiltObjectLinker{
 		objectLinker: objectLinker{
 			baseLinker: NewBaseLinker(nil),
@@ -403,7 +403,7 @@
 }
 
 func prebuiltObjectFactory() android.Module {
-	module := newPrebuiltObject()
+	module := NewPrebuiltObject(android.HostAndDeviceSupported)
 	return module.Init()
 }