code: func (c *FakeCustomResourceDefinitions) Update(customResourceDefinition *v1beta1.CustomResourceDefinition) (result *v1beta1.CustomResourceDefinition, err error) {
  	obj, err := c.Fake.
  		Invokes(testing.NewRootUpdateAction(customresourcedefinitionsResource, customResourceDefinition), &v1beta1.CustomResourceDefinition{})
  	if obj == nil {
  		return nil, err
  	}
  	return obj.(*v1beta1.CustomResourceDefinition), err
  }
docs: // Update takes the representation of a customResourceDefinition and updates it. Returns the server's representation of the customResourceDefinition, and an error, if there is any.