blobstore/blobstore.go
func DeleteMulti(c context.Context, blobKey []appengine.BlobKey) error {
	s := make([]string, len(blobKey))
	for i, b := range blobKey {
		s[i] = string(b)
	}
	req := &blobpb.DeleteBlobRequest{
		BlobKey: s,
	}
	res := &basepb.VoidProto{}
	if err := internal.Call(c, "blobstore", "DeleteBlob", req, res); err != nil {
		return err
	}
	return nil
}
func DeleteMulti(c context.Context, blobKey []appengine.BlobKey) error {
	s := make([]string, len(blobKey))
	for i, b := range blobKey {
		s[i] = string(b)
	}
	req := &blobpb.DeleteBlobRequest{
		BlobKey: s,
	}
	res := &basepb.VoidProto{}
	if err := internal.Call(c, "blobstore", "DeleteBlob", req, res); err != nil {
		return err
	}
	return nil
}
// DeleteMulti deletes multiple blobs.