Remove unused ClearState function

Author: tallclair

pkg/kubelet/status/state/state.go

@@ -50,7 +50,6 @@ type writer interface {
 	SetPodResourceAllocation(PodResourceAllocation) error
 	SetPodResizeStatus(podUID string, resizeStatus v1.PodResizeStatus)
 	Delete(podUID string, containerName string) error
-	ClearState() error
 }
 
 // State interface provides methods for tracking and setting pod resource allocation

pkg/kubelet/status/state/state_checkpoint.go

@@ -154,14 +154,6 @@ func (sc *stateCheckpoint) Delete(podUID string, containerName string) error {
 	return sc.storeState()
 }
 
-// ClearState clears the state and saves it in a checkpoint
-func (sc *stateCheckpoint) ClearState() error {
-	sc.mux.Lock()
-	defer sc.mux.Unlock()
-	sc.cache.ClearState()
-	return sc.storeState()
-}
-
 type noopStateCheckpoint struct{}
 
 // NewNoopStateCheckpoint creates a dummy state checkpoint manager
@@ -194,7 +186,3 @@ func (sc *noopStateCheckpoint) SetPodResizeStatus(_ string, _ v1.PodResizeStatus
 func (sc *noopStateCheckpoint) Delete(_ string, _ string) error {
 	return nil
 }
-
-func (sc *noopStateCheckpoint) ClearState() error {
-	return nil
-}

pkg/kubelet/status/state/state_mem.go

@@ -116,13 +116,3 @@ func (s *stateMemory) Delete(podUID string, containerName string) error {
 	s.deleteContainer(podUID, containerName)
 	return nil
 }
-
-func (s *stateMemory) ClearState() error {
-	s.Lock()
-	defer s.Unlock()
-
-	s.podAllocation = make(PodResourceAllocation)
-	s.podResizeStatus = make(PodResizeStatus)
-	klog.V(3).InfoS("Cleared state")
-	return nil
-}