lib/mongo/grid/file/info.rb in mongo-2.2.4 vs lib/mongo/grid/file/info.rb in mongo-2.2.5

@@ -196,12 +196,12 @@
         # @param [ String ] encoded The encoded data to append to.
         #
         # @return [ String ] The raw BSON data.
         #
         # @since 2.0.0
-        def to_bson(encoded = ''.force_encoding(BSON::BINARY))
+        def to_bson(buffer = BSON::ByteBuffer.new, validating_keys = nil)
           document[:md5] ||= @client_md5.hexdigest
-          document.to_bson(encoded)
+          document.to_bson(buffer)
         end
 
         # Get the upload date.
         #
         # @example Get the upload date.