Add missed translations (#8959)

model/cluster_discovery.go

@@ -90,23 +90,23 @@ func (o *ClusterDiscovery) IsValid() *AppError {
 	}
 
 	if len(o.ClusterName) == 0 {
-		return NewAppError("ClusterDiscovery.IsValid", "ClusterName must be set", nil, "", http.StatusBadRequest)
+		return NewAppError("ClusterDiscovery.IsValid", "model.cluster.is_valid.name.app_error", nil, "", http.StatusBadRequest)
 	}
 
 	if len(o.Type) == 0 {
-		return NewAppError("ClusterDiscovery.IsValid", "Type must be set", nil, "", http.StatusBadRequest)
+		return NewAppError("ClusterDiscovery.IsValid", "model.cluster.is_valid.type.app_error", nil, "", http.StatusBadRequest)
 	}
 
 	if len(o.Hostname) == 0 {
-		return NewAppError("ClusterDiscovery.IsValid", "Hostname must be set", nil, "", http.StatusBadRequest)
+		return NewAppError("ClusterDiscovery.IsValid", "model.cluster.is_valid.hostname.app_error", nil, "", http.StatusBadRequest)
 	}
 
 	if o.CreateAt == 0 {
-		return NewAppError("ClusterDiscovery.IsValid", "CreateAt must be set", nil, "", http.StatusBadRequest)
+		return NewAppError("ClusterDiscovery.IsValid", "model.cluster.is_valid.create_at.app_error", nil, "", http.StatusBadRequest)
 	}
 
 	if o.LastPingAt == 0 {
-		return NewAppError("ClusterDiscovery.IsValid", "LastPingAt must be set", nil, "", http.StatusBadRequest)
+		return NewAppError("ClusterDiscovery.IsValid", "model.cluster.is_valid.last_ping_at.app_error", nil, "", http.StatusBadRequest)
 	}
 
 	return nil

model/config.go

@@ -1946,7 +1946,7 @@ func (o *Config) IsValid() *AppError {
 	}
 
 	if len(*o.ServiceSettings.SiteURL) == 0 && *o.ServiceSettings.AllowCookiesForSubdomains {
-		return NewAppError("Config.IsValid", "Allowing cookies for subdomains requires SiteURL to be set.", nil, "", http.StatusBadRequest)
+		return NewAppError("Config.IsValid", "model.config.is_valid.allow_cookies_for_subdomains.app_error", nil, "", http.StatusBadRequest)
 	}
 
 	if err := o.TeamSettings.isValid(); err != nil {

model/incoming_webhook.go

@@ -197,7 +197,7 @@ func IncomingWebhookRequestFromJson(data io.Reader) (*IncomingWebhookRequest, *A
 	if err != nil {
 		o, err = decodeIncomingWebhookRequest(escapeControlCharsFromPayload(by))
 		if err != nil {
-			return nil, NewAppError("IncomingWebhookRequestFromJson", "Unable to parse incoming data", nil, err.Error(), http.StatusBadRequest)
+			return nil, NewAppError("IncomingWebhookRequestFromJson", "model.incoming_hook.parse_data.app_error", nil, err.Error(), http.StatusBadRequest)
 		}
 	}