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diff --git a/src/core/client_config/resolver_factory.h b/src/core/client_config/resolver_factory.h
index 73a0564..e243b23 100644
--- a/src/core/client_config/resolver_factory.h
+++ b/src/core/client_config/resolver_factory.h
@@ -51,12 +51,15 @@
void (*ref)(grpc_resolver_factory *factory);
void (*unref)(grpc_resolver_factory *factory);
+ /** Implementation of grpc_resolver_factory_create_resolver */
grpc_resolver *(*create_resolver)(
grpc_resolver_factory *factory, grpc_uri *uri,
grpc_subchannel_factory *subchannel_factory);
+ /** Implementation of grpc_resolver_factory_get_default_authority */
char *(*get_default_authority)(grpc_resolver_factory *factory, grpc_uri *uri);
+ /** URI scheme that this factory implements */
const char *scheme;
};