remove cycle

Author: patrickfreed

mongo/options/gridfsoptions.go

@@ -9,7 +9,6 @@ package options
 import (
 	"time"
 
-	"github.com/mongodb/mongo-go-driver/mongo/gridfs"
 	"github.com/mongodb/mongo-go-driver/mongo/readconcern"
 	"github.com/mongodb/mongo-go-driver/mongo/readpref"
 	"github.com/mongodb/mongo-go-driver/mongo/writeconcern"
@@ -20,7 +19,7 @@ import (
 var DefaultName = "fs"
 
 // DefaultChunkSize is the default size of each file chunk in bytes.
-var DefaultChunkSize = gridfs.DefaultChunkSize
+var DefaultChunkSize int32 = 255 * 1024 // 255 KiB
 
 // DefaultRevision is the default revision number for a download by name operation.
 var DefaultRevision int32 = -1