Update vmware/govmomi vendor: add vapi package

Zones implementation for vSphere cloud provider needs dependencies
which are not included in current vmware/govmomi vendor. So this
update added "vapi" package to support zones.

vendor/github.com/vmware/govmomi/simulator/task_manager.go

@@ -17,6 +17,8 @@ limitations under the License.
 package simulator
 
 import (
+	"sync"
+
 	"github.com/vmware/govmomi/object"
 	"github.com/vmware/govmomi/vim25/mo"
 	"github.com/vmware/govmomi/vim25/types"
@@ -26,6 +28,7 @@ var recentTaskMax = 200 // the VC limit
 
 type TaskManager struct {
 	mo.TaskManager
+	sync.Mutex
 }
 
 func NewTaskManager(ref types.ManagedObjectReference) object.Reference {
@@ -41,12 +44,16 @@ func (m *TaskManager) PutObject(obj mo.Reference) {
 		return
 	}
 
-	m.RecentTask = append(m.RecentTask, ref)
-
-	if len(m.RecentTask) > recentTaskMax {
-		m.RecentTask = m.RecentTask[1:]
+	m.Lock()
+	recent := append(m.RecentTask, ref)
+	if len(recent) > recentTaskMax {
+		recent = recent[1:]
 	}
+
+	Map.Update(m, []types.PropertyChange{{Name: "recentTask", Val: recent}})
+	m.Unlock()
 }
 
-func (m *TaskManager) RemoveObject(_ types.ManagedObjectReference) {
-}
+func (*TaskManager) RemoveObject(types.ManagedObjectReference) {}
+
+func (*TaskManager) UpdateObject(mo.Reference, []types.PropertyChange) {}