Revert "lncfg: add new legacy protocol option to turn off gossip throttling"

This reverts commit b1fbbcf562.

lncfg/protocol_legacy_off.go

@@ -20,8 +20,3 @@ func (l *LegacyProtocol) LegacyOnion() bool {
 func (l *LegacyProtocol) NoStaticRemoteKey() bool {
 	return false
 }
-
-// NoGossipThrottle returns true if gossip updates shouldn't be throttled.
-func (l *LegacyProtocol) NoGossipThrottle() bool {
-	return false
-}

lncfg/protocol_legacy_on.go

@@ -16,12 +16,6 @@ type LegacyProtocol struct {
 	// remote party's output in the commitment. If set to true, then we
 	// won't signal StaticRemoteKeyOptional.
 	CommitmentTweak bool `long:"committweak" description:"force node to not advertise the new commitment format"`
-
-	// NoGossipUpdateThrottle if true, then gossip updates won't be
-	// throttled using the current set of heuristics. This should mainly be
-	// used for integration tests where we want nearly instant propagation
-	// of gossip updates.
-	NoGossipUpdateThrottle bool `long:"no-gossip-throttle" description:"if true, then gossip updates will not be throttled to once per rebroadcast interval for non keep-alive updates"`
 }
 
 // LegacyOnion returns true if the old legacy onion format should be used when
@@ -36,8 +30,3 @@ func (l *LegacyProtocol) LegacyOnion() bool {
 func (l *LegacyProtocol) NoStaticRemoteKey() bool {
 	return l.CommitmentTweak
 }
-
-// NoGossipThrottle returns true if gossip updates shouldn't be throttled.
-func (l *LegacyProtocol) NoGossipThrottle() bool {
-	return l.NoGossipUpdateThrottle
-}