question: determines whether a default image will be returned on error concode_field_sep boolean disposed concode_elem_sep ImageCache cache concode_elem_sep List<ImageReference> refs concode_elem_sep Image image concode_elem_sep ImageDescriptor descriptor concode_elem_sep Map<ImageDescriptor,ImageCache> caches concode_elem_sep Device device concode_elem_sep boolean returnMissingImageOnError concode_field_sep ImageCache getImageCache concode_elem_sep void unregister concode_elem_sep boolean isDisposed concode_elem_sep void dispose concode_elem_sep ImageDescriptor getImageDescriptor concode_elem_sep void disposeImage concode_elem_sep Device findAvailableDevice concode_elem_sep Image getImage concode_elem_sep Image getImage concode_elem_sep Device getDevice concode_elem_sep void register
target: boolean function ( ) { return cache . returnMissingImageOnError ; }