In GNOME Shell, gnome-screenshot by default doesn't ask you where you want your screenshot saved, but just sticks them in the Pictures folder with an automatic name. This is a GNOME design decision, which was overridden for Unity.
In GNOME Shell, gnome-screenshot by default doesn't ask you where you want your screenshot saved, but just sticks them in the Pictures folder with an automatic name. This is a GNOME design decision, which was overridden for Unity.