Sets the input shape mask of window to the union of input shape masks
for all children of window, ignoring the input shape mask of window
itself. Contrast with Window.mergeChildInputShapes which includes
the input shape mask of window in the masks to be merged.
Sets the input shape mask of window to the union of input shape masks for all children of window, ignoring the input shape mask of window itself. Contrast with Window.mergeChildInputShapes which includes the input shape mask of window in the masks to be merged.