Minor documentation change

PiperOrigin-RevId: 493886620

src/google/protobuf/descriptor.h

diff --git a/src/google/protobuf/descriptor.h b/src/google/protobuf/descriptor.h
index a806241..515d1e7 100644
--- a/src/google/protobuf/descriptor.h
+++ b/src/google/protobuf/descriptor.h
@@ -1981,7 +1981,7 @@
   // underlay for a new DescriptorPool in which you add only the new file.
   //
   // WARNING:  Use of underlays can lead to many subtle gotchas.  Instead,
-  //   try to formulate what you want to do in terms of DescriptorDatabases.
+  // consider using MergedDescriptorDatabase with a DescriptorPoolDatabase.
   explicit DescriptorPool(const DescriptorPool* underlay);
 
   // Called by generated classes at init time to add their descriptors to