Destroy the window cover label handle.
#include <bps/navigator.h>
BPS_API int navigator_window_cover_label_destroy(navigator_window_cover_label_t *label)
BlackBerry 10.0.0
The window cover label handle.
Destroys the label handle that was created by navigator_window_cover_attribute_add_label()
On success, BPS_SUCCESS. Otherwise, BPS_FAILURE with errno set, and label will still be valid.