Mention key in persistence docs

lightning/src/util/persist.rs

@@ -52,17 +52,17 @@ impl<'a, A: KVStorePersister, Signer: Sign, M: Deref, T: Deref, K: Deref, F: Der
 		L::Target: 'static + Logger,
 		S::Target: 'static + WriteableScore<'a> + Sized
 {
-	/// Persist the given ['ChannelManager'] to disk, returning an error if persistence failed.
+	/// Persist the given ['ChannelManager'] to disk with the name "manager", returning an error if persistence failed.
 	fn persist_manager(&self, channel_manager: &ChannelManager<Signer, M, T, K, F, L>) -> Result<(), io::Error> {
 		self.persist("manager", channel_manager)
 	}
 
-	/// Persist the given [`NetworkGraph`] to disk, returning an error if persistence failed.
+	/// Persist the given [`NetworkGraph`] to disk with the name "network_graph", returning an error if persistence failed.
 	fn persist_graph(&self, network_graph: &NetworkGraph) -> Result<(), io::Error> {
 		self.persist("network_graph", network_graph)
 	}
 
-	/// Persist the given [`WriteableScore`] to disk, returning an error if persistence failed.
+	/// Persist the given [`WriteableScore`] to disk with name "scorer", returning an error if persistence failed.
 	fn persist_scorer(&self, scorer: &S) -> Result<(), io::Error> {
 		self.persist("scorer", scorer.deref())
 	}