androidbp: Compile fix

Change-Id: I6db343c4d6426ffa6d76db7c6d94a54a5e94f712
diff --git a/androidbp/cmd/androidbp.go b/androidbp/cmd/androidbp.go
index 386e52c..23c9c98 100644
--- a/androidbp/cmd/androidbp.go
+++ b/androidbp/cmd/androidbp.go
@@ -183,7 +183,7 @@
 		name += "_" + *suffix
 	}
 	return []string {
-		fmt.Sprintf("%s := $(LOCAL_MODULE)%s\n", name, valueToString(prop)),
+		fmt.Sprintf("%s := $(LOCAL_MODULE)%s\n", name, valueToString(prop.Value)),
 	}
 }