Revert "TCPSocket could not be used as it was not checked in validation"

pkg/api/validation/validation_test.go

@@ -496,32 +496,6 @@ func TestValidateContainers(t *testing.T) {
 				ImagePullPolicy: "IfNotPresent",
 			},
 		},
-		"invalid lifecycle, no tcp socket port.": {
-			{
-				Name:  "life-123",
-				Image: "image",
-				Lifecycle: &api.Lifecycle{
-					PreStop: &api.Handler{
-						TCPSocket: &api.TCPSocketAction{},
-					},
-				},
-				ImagePullPolicy: "IfNotPresent",
-			},
-		},
-		"invalid lifecycle, zero tcp socket port.": {
-			{
-				Name:  "life-123",
-				Image: "image",
-				Lifecycle: &api.Lifecycle{
-					PreStop: &api.Handler{
-						TCPSocket: &api.TCPSocketAction{
-							Port: util.IntOrString{IntVal: 0},
-						},
-					},
-				},
-				ImagePullPolicy: "IfNotPresent",
-			},
-		},
 		"invalid lifecycle, no action.": {
 			{
 				Name:  "life-123",
@@ -532,28 +506,6 @@ func TestValidateContainers(t *testing.T) {
 				ImagePullPolicy: "IfNotPresent",
 			},
 		},
-		"invalid liveness probe, no tcp socket port.": {
-			{
-				Name:  "life-123",
-				Image: "image",
-				LivenessProbe: &api.Probe{
-					Handler: api.Handler{
-						TCPSocket: &api.TCPSocketAction{},
-					},
-				},
-				ImagePullPolicy: "IfNotPresent",
-			},
-		},
-		"invalid liveness probe, no action.": {
-			{
-				Name:  "life-123",
-				Image: "image",
-				LivenessProbe: &api.Probe{
-					Handler: api.Handler{},
-				},
-				ImagePullPolicy: "IfNotPresent",
-			},
-		},
 		"privilege disabled": {
 			{Name: "abc", Image: "image", Privileged: true},
 		},