Merge pull request kubernetes#114309 from logicalhan/revert

Revert "expose prometheus.Registerer so that we can hook into this from external sources"

staging/src/k8s.io/component-base/metrics/registry.go

@@ -157,10 +157,6 @@ type KubeRegistry interface {
 	Reset()
 	// RegisterMetaMetrics registers metrics about the number of registered metrics.
 	RegisterMetaMetrics()
-	// Registerer exposes the underlying prometheus registerer
-	Registerer() prometheus.Registerer
-	// Gatherer exposes the underlying prometheus gatherer
-	Gatherer() prometheus.Gatherer
 }
 
 // kubeRegistry is a wrapper around a prometheus registry-type object. Upon initialization
@@ -192,16 +188,6 @@ func (kr *kubeRegistry) Register(c Registerable) error {
 	return nil
 }
 
-// Registerer exposes the underlying prometheus.Registerer
-func (kr *kubeRegistry) Registerer() prometheus.Registerer {
-	return kr.PromRegistry
-}
-
-// Gatherer exposes the underlying prometheus.Gatherer
-func (kr *kubeRegistry) Gatherer() prometheus.Gatherer {
-	return kr.PromRegistry
-}
-
 // MustRegister works like Register but registers any number of
 // Collectors and panics upon the first registration that causes an
 // error.