input: remove duplicate commit weight constant

lnwallet/channel.go

@@ -3450,7 +3450,7 @@ func (lc *LightningChannel) computeView(view *htlcView, remoteChain bool,
 			continue
 		}
 
-		totalHtlcWeight += input.HtlcWeight
+		totalHtlcWeight += input.HTLCWeight
 	}
 	for _, htlc := range filteredHTLCView.theirUpdates {
 		if htlcIsDust(!remoteChain, !remoteChain, feePerKw,
@@ -3458,7 +3458,7 @@ func (lc *LightningChannel) computeView(view *htlcView, remoteChain bool,
 			continue
 		}
 
-		totalHtlcWeight += input.HtlcWeight
+		totalHtlcWeight += input.HTLCWeight
 	}
 
 	totalCommitWeight := input.CommitWeight + totalHtlcWeight

lnwallet/channel_test.go

@@ -600,7 +600,7 @@ func TestForceClose(t *testing.T) {
 
 	// Factoring in the fee rate, Alice's amount should properly reflect
 	// that we've added two additional HTLC to the commitment transaction.
-	totalCommitWeight := input.CommitWeight + (input.HtlcWeight * 2)
+	totalCommitWeight := int64(input.CommitWeight + (input.HTLCWeight * 2))
 	feePerKw := chainfee.SatPerKWeight(
 		aliceChannel.channelState.LocalCommitment.FeePerKw,
 	)

lnwallet/commitment.go

@@ -287,7 +287,7 @@ func (cb *CommitmentBuilder) createUnsignedCommitmentTx(ourBalance,
 	// on its total weight. Once we have the total weight, we'll multiply
 	// by the current fee-per-kw, then divide by 1000 to get the proper
 	// fee.
-	totalCommitWeight := input.CommitWeight + (input.HtlcWeight * numHTLCs)
+	totalCommitWeight := input.CommitWeight + (input.HTLCWeight * numHTLCs)
 
 	// With the weight known, we can now calculate the commitment fee,
 	// ensuring that we account for any dust outputs trimmed above.