Add missin param annotation caught by JSCS
Add missin param annotation caught by JSCS

resin-io/etcher,cedricve/etcher,resin-io/herostratus,resin-io/resin-etcher,cedricve/etcher,cedricve/etcher,resin-io/etcher,resin-io/herostratus,resin-io/etcher,resin-io/resin-etcher,resin-io/etcher,resin-io/etcher