HIDL HALs mark sensitive data

For extra precautious transaction clearing.

Bug: 171501998
Test: hidl_test + inspecting output
Change-Id: I813dc3dd6c85ad0e86c6b8c116b7a207517dd12e
diff --git a/gatekeeper/1.0/Android.bp b/gatekeeper/1.0/Android.bp
index 28fd5b6..f5cb8e4 100644
--- a/gatekeeper/1.0/Android.bp
+++ b/gatekeeper/1.0/Android.bp
@@ -10,5 +10,5 @@
     interfaces: [
         "android.hidl.base@1.0",
     ],
-    gen_java: true,
+    gen_java: false,
 }