nl_tokens: Creates a new credentials object .
pl_tokens: function WebIdentityCredentials ( params ) { AWS . Credentials . call ( this ) ; this . expired = <mask> ; this . params = params ; this . params . RoleSessionName = this . params . RoleSessionName || 'web-identity' ; this . service = new AWS . STS ( { params : this . params } ) ; this . data = null ; }