module Google::Auth::CredentialsLoader

def make_creds *args

be modified, allowing different instances to be created.
By default, it calls #new on the current class, but this behaviour can

make_creds proxies the construction of a credentials instance 
def make_creds *args
  creds = new(*args)
  creds = creds.configure_connection args[0] if creds.respond_to?(:configure_connection) && args.size == 1
  creds
end