code: func (m *MockProvisioner_ProvisionResourceClient) Header() (metadata.MD, error) {
  	m.ctrl.T.Helper()
  	ret := m.ctrl.Call(m, "Header")
  	ret0, _ := ret[0].(metadata.MD)
  	ret1, _ := ret[1].(error)
  	return ret0, ret1
  }
docs: // Header mocks base method