Added VolumeConfig to volumes

pkg/volume/host_path/host_path.go

@@ -29,7 +29,7 @@ import (
 // This is the primary entrypoint for volume plugins.
 // Tests covering recycling should not use this func but instead
 // use their own array of plugins w/ a custom recyclerFunc as appropriate
-func ProbeVolumePlugins() []volume.VolumePlugin {
+func ProbeVolumePlugins(config volume.VolumeConfig) []volume.VolumePlugin {
 	return []volume.VolumePlugin{&hostPathPlugin{nil, newRecycler}}
 }