remove unused GRAPH_SPACES_INSECURE

services/graph/pkg/service/v0/graph.go

@@ -75,7 +75,6 @@ type Graph struct {
 	logger               *log.Logger
 	identityBackend      identity.Backend
 	gatewayClient        GatewayClient
-	httpClient           HTTPClient
 	roleService          settingssvc.RoleService
 	spacePropertiesCache *ttlcache.Cache
 	eventsPublisher      events.Publisher
@@ -91,11 +90,6 @@ func (g Graph) GetGatewayClient() GatewayClient {
 	return g.gatewayClient
 }
 
-// GetClient returns a gateway client to talk to reva
-func (g Graph) GetHTTPClient() HTTPClient {
-	return g.httpClient
-}
-
 func (g Graph) publishEvent(ev interface{}) {
 	if err := events.Publish(g.eventsPublisher, ev); err != nil {
 		g.logger.Error().