Revert "Merge pull request #30090 from mtaufen/dynamic-kubelet-restart"

This reverts commit fe808ec2a4, reversing
changes made to f297ea966e.

pkg/util/config/feature_gate.go

@@ -38,16 +38,14 @@ const (
 	// specification of gates. Examples:
 	//   AllAlpha=false,NewFeature=true  will result in newFeature=true
 	//   AllAlpha=true,NewFeature=false  will result in newFeature=false
-	allAlphaGate         = "AllAlpha"
-	dynamicKubeletConfig = "DynamicKubeletConfig"
+	allAlphaGate = "AllAlpha"
 )
 
 var (
 	// Default values for recorded features.  Every new feature gate should be
 	// represented here.
 	knownFeatures = map[string]featureSpec{
-		allAlphaGate:         {false, alpha},
-		dynamicKubeletConfig: {false, alpha},
+		allAlphaGate: {false, alpha},
 	}
 
 	// Special handling for a few gates.
@@ -88,7 +86,6 @@ type FeatureGate interface {
 	// MyFeature() bool
 
 	// TODO: Define accessors for each non-API alpha feature.
-	DynamicKubeletConfig() bool
 }
 
 // featureGate implements FeatureGate as well as pflag.Value for flag parsing.
@@ -157,11 +154,6 @@ func (f *featureGate) Type() string {
 	return "mapStringBool"
 }
 
-// DynamicKubeletConfig returns value for dynamicKubeletConfig
-func (f *featureGate) DynamicKubeletConfig() bool {
-	return f.lookup(dynamicKubeletConfig)
-}
-
 func (f *featureGate) lookup(key string) bool {
 	defaultValue := f.known[key].enabled
 	if f.enabled != nil {