sdk/src/com/socialize/Socialize.java
public static void onStop(Activity context) {
        instance.onStop(context);

        if(socializeLifecycleListener != null) {
            socializeLifecycleListener.onStop(context);
        }
    }
public static void onStop(Activity context) {
        instance.onStop(context);

        if(socializeLifecycleListener != null) {
            socializeLifecycleListener.onStop(context);
        }
    }
Called by containing Activities in their onStop() method.