Set mode on setup if not set
Set mode on setup if not set

Previously this overrode the mode that was set on the component
for loading markup purposes.

knownasilya/google-maps-markup,greyhwndz/google-maps-markup,greyhwndz/google-maps-markup,visualjeff/google-maps-markup,knownasilya/google-maps-markup,visualjeff/google-maps-markup