gridfs contenttype metadata not added about monger HOT 9 CLOSED

All namespaces already :aot compiled.
Storing  /Users/antares/.gitignore
Done
({:_id #<ObjectId 4fcc7e6503649fbe0af95482>, :chunkSize 262144, :length 427, :md5 1942f1e69c1d7354f93e2cf805894a9c, :filename created.by.monger.bin, :contentType nil, :uploadDate #<Date Mon Jun 04 13:22:45 MSK 2012>, :aliases nil, :metadata {:some metadata}} {:_id #<ObjectId 4fcc7ef6036404fb33e6d31c>, :chunkSize 262144, :length 427, :md5 1942f1e69c1d7354f93e2cf805894a9c, :filename created.by.monger.bin, :contentType nil, :uploadDate #<Date Mon Jun 04 13:25:10 MSK 2012>, :aliases nil, :metadata {:some metadata}})
 /tmp/monger-i27 mongo monger_issue27                              
MongoDB shell version: 2.0.5
connecting to: monger_issue27
> db.fs.files.findOne({filename: "created.by.monger.bin"})
{
    "_id" : ObjectId("4fcc7e6503649fbe0af95482"),
    "chunkSize" : NumberLong(262144),
    "length" : NumberLong(427),
    "md5" : "1942f1e69c1d7354f93e2cf805894a9c",
    "filename" : "created.by.monger.bin",
    "contentType" : null,
    "uploadDate" : ISODate("2012-06-04T09:22:45.634Z"),
    "aliases" : null,
    "metadata" : {
        "some" : "metadata"
    }
}