Update makefiles. (2/2)

Adds default configuration for all hals.

Bug: 38415912
Test: pass
Change-Id: Idd1f3a2b7b16ad956d31784a513e93a066cdd02e
diff --git a/gatekeeper/1.0/Android.bp b/gatekeeper/1.0/Android.bp
index 1c44110..4b41026 100644
--- a/gatekeeper/1.0/Android.bp
+++ b/gatekeeper/1.0/Android.bp
@@ -41,6 +41,7 @@
 
 cc_library_shared {
     name: "android.hardware.gatekeeper@1.0",
+    defaults: ["hidl-module-defaults"],
     generated_sources: ["android.hardware.gatekeeper@1.0_genc++"],
     generated_headers: ["android.hardware.gatekeeper@1.0_genc++_headers"],
     export_generated_headers: ["android.hardware.gatekeeper@1.0_genc++_headers"],