buildSize appears twice

docs/api.json

@@ -321,11 +321,6 @@
           }
         ]
       },
-      {
-        "name": ".bufferSize",
-        "type": "number",
-        "description": "The number of messages queued to be sent once the browser buffer is no longer full."
-      },
       {
         "name": ".dataChannel",
         "type": "object",