rebase: upgrade snapshot v1beta1 api and clientset to v1 version

At present e2e snapshot code make use of snapshot v1beta1 api and client
This patch address the same and snapshot api clientset/apis are updated
to v1 version.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

vendor/google.golang.org/grpc/credentials/credentials.go

@@ -30,7 +30,7 @@ import (
 
 	"github.com/golang/protobuf/proto"
 	"google.golang.org/grpc/attributes"
-	icredentials "google.golang.org/grpc/internal/credentials"
+	"google.golang.org/grpc/internal"
 )
 
 // PerRPCCredentials defines the common interface for the credentials which need to
@@ -188,12 +188,15 @@ type RequestInfo struct {
 	AuthInfo AuthInfo
 }
 
+// requestInfoKey is a struct to be used as the key when attaching a RequestInfo to a context object.
+type requestInfoKey struct{}
+
 // RequestInfoFromContext extracts the RequestInfo from the context if it exists.
 //
 // This API is experimental.
 func RequestInfoFromContext(ctx context.Context) (ri RequestInfo, ok bool) {
-	ri, ok = icredentials.RequestInfoFromContext(ctx).(RequestInfo)
-	return ri, ok
+	ri, ok = ctx.Value(requestInfoKey{}).(RequestInfo)
+	return
 }
 
 // ClientHandshakeInfo holds data to be passed to ClientHandshake. This makes
@@ -208,12 +211,16 @@ type ClientHandshakeInfo struct {
 	Attributes *attributes.Attributes
 }
 
+// clientHandshakeInfoKey is a struct used as the key to store
+// ClientHandshakeInfo in a context.
+type clientHandshakeInfoKey struct{}
+
 // ClientHandshakeInfoFromContext returns the ClientHandshakeInfo struct stored
 // in ctx.
 //
 // This API is experimental.
 func ClientHandshakeInfoFromContext(ctx context.Context) ClientHandshakeInfo {
-	chi, _ := icredentials.ClientHandshakeInfoFromContext(ctx).(ClientHandshakeInfo)
+	chi, _ := ctx.Value(clientHandshakeInfoKey{}).(ClientHandshakeInfo)
 	return chi
 }
 
@@ -242,6 +249,15 @@ func CheckSecurityLevel(ai AuthInfo, level SecurityLevel) error {
 	return nil
 }
 
+func init() {
+	internal.NewRequestInfoContext = func(ctx context.Context, ri RequestInfo) context.Context {
+		return context.WithValue(ctx, requestInfoKey{}, ri)
+	}
+	internal.NewClientHandshakeInfoContext = func(ctx context.Context, chi ClientHandshakeInfo) context.Context {
+		return context.WithValue(ctx, clientHandshakeInfoKey{}, chi)
+	}
+}
+
 // ChannelzSecurityInfo defines the interface that security protocols should implement
 // in order to provide security info to channelz.
 //