Trigger events from netd upon private dns validation successes
and failures.

The new events are handled in aosp/591294.

Test: Have observed validation events being sent by netd on a Pixel.
Bug: 71828272
Change-Id: Iba9fb2bcb9b515be71f4b2d71f3a9208bb329d05
diff --git a/server/ResolverController.h b/server/ResolverController.h
index a071e01..ff8c715 100644
--- a/server/ResolverController.h
+++ b/server/ResolverController.h
@@ -67,6 +67,7 @@
     int getResolverInfo(int32_t netId, std::vector<std::string>* servers,
             std::vector<std::string>* domains, std::vector<int32_t>* params,
             std::vector<int32_t>* stats);
+
     void dump(DumpWriter& dw, unsigned netId);
 
 };