Revert "add resource manager Net(Set)Limit api"

This reverts commit 554848fe6b.

api/api_net.go

@@ -52,9 +52,7 @@ type Net interface {
 	NetBlockList(ctx context.Context) (NetBlockList, error)     //perm:read
 
 	// ResourceManager API
-	NetStat(ctx context.Context, scope string) (NetStat, error)          //perm:read
-	NetLimit(ctx context.Context, scope string) (NetLimit, error)        //perm:read
-	NetSetLimit(ctx context.Context, scope string, limit NetLimit) error //perm:admin
+	NetStat(ctx context.Context, scope string) (NetStat, error) //perm:read
 
 	// ID returns peerID of libp2p node backing this API
 	ID(context.Context) (peer.ID, error) //perm:read

api/types.go

@@ -135,21 +135,7 @@ type NetStat struct {
 	Transient *network.ScopeStat           `json:",omitempty"`
 	Services  map[string]network.ScopeStat `json:",omitempty"`
 	Protocols map[string]network.ScopeStat `json:",omitempty"`
-	Peers     map[string]network.ScopeStat `json:",omitempty"`
-}
-
-type NetLimit struct {
-	Dynamic bool `json:",omitempty"`
-	// set if Dynamic is false
-	Memory int64 `json:",omitempty"`
-	// set if Dynamic is true
-	MemoryFraction float64 `json:",omitempty"`
-	MinMemory      int64   `json:",omitempty"`
-	MaxMemory      int64   `json:",omitempty"`
-
-	Streams, StreamsInbound, StreamsOutbound int
-	Conns, ConnsInbound, ConnsOutbound       int
-	FD                                       int
+	Peers     map[string]network.ScopeStat
 }
 
 type ExtendedPeerInfo struct {