Consolidate gogo/protobuf dependencies under our own protobuf package

This would make gogo/protobuf migration easier.

Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>

cmd/containerd-shim/main_unix.go

@@ -39,13 +39,13 @@ import (
 	"github.com/containerd/containerd/namespaces"
 	"github.com/containerd/containerd/pkg/process"
 	"github.com/containerd/containerd/protobuf"
+	ptypes "github.com/containerd/containerd/protobuf/types"
 	shimlog "github.com/containerd/containerd/runtime/v1"
 	"github.com/containerd/containerd/runtime/v1/shim"
 	shimapi "github.com/containerd/containerd/runtime/v1/shim/v1"
 	"github.com/containerd/containerd/sys/reaper"
 	"github.com/containerd/containerd/version"
 	"github.com/containerd/ttrpc"
-	ptypes "github.com/gogo/protobuf/types"
 	"github.com/sirupsen/logrus"
 	exec "golang.org/x/sys/execabs"
 	"golang.org/x/sys/unix"

cmd/containerd/command/publish.go

@@ -28,7 +28,7 @@ import (
 	"github.com/containerd/containerd/errdefs"
 	"github.com/containerd/containerd/namespaces"
 	"github.com/containerd/containerd/pkg/dialer"
-	"github.com/gogo/protobuf/types"
+	"github.com/containerd/containerd/protobuf/types"
 	"github.com/urfave/cli"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/backoff"

cmd/ctr/commands/shim/shim.go

@@ -31,11 +31,11 @@ import (
 	"github.com/containerd/console"
 	"github.com/containerd/containerd/cmd/ctr/commands"
 	"github.com/containerd/containerd/namespaces"
+	ptypes "github.com/containerd/containerd/protobuf/types"
 	"github.com/containerd/containerd/runtime/v2/shim"
 	"github.com/containerd/containerd/runtime/v2/task"
 	"github.com/containerd/ttrpc"
 	"github.com/containerd/typeurl"
-	ptypes "github.com/gogo/protobuf/types"
 	"github.com/opencontainers/runtime-spec/specs-go"
 	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli"