-impl<ChanSigner: Sign, C: Deref + Sync + Send, T: Deref + Sync + Send, F: Deref + Sync + Send, L: Deref + Sync + Send, P: Deref + Sync + Send>
-chain::Watch<ChanSigner> for ChainMonitor<ChanSigner, C, T, F, L, P>
+impl<ChannelSigner: Sign, C: Deref + Sync + Send, T: Deref + Sync + Send, F: Deref + Sync + Send, L: Deref + Sync + Send, P: Deref + Sync + Send>
+chain::Watch<ChannelSigner> for ChainMonitor<ChannelSigner, C, T, F, L, P>