Allow full protos in host modules

Test: m -j checkbuild
Change-Id: I9dd076fea3e0544b8bdeeac9b040a8ee9d818715
diff --git a/java/proto.go b/java/proto.go
index 324868a..dd8cabd 100644
--- a/java/proto.go
+++ b/java/proto.go
@@ -88,7 +88,7 @@
 		flags.protoOutFlag = "--javanano_out"
 	case "stream":
 		flags.protoOutFlag = "--javastream_out"
-	case "lite", "":
+	case "lite", "full", "":
 		flags.protoOutFlag = "--java_out"
 	default:
 		ctx.PropertyErrorf("proto.type", "unknown proto type %q",