set_frame_matrix_frame 3263 src/dispnew.c        set_frame_matrix_frame (NULL);
set_frame_matrix_frame 3330 src/dispnew.c        set_frame_matrix_frame (f);
set_frame_matrix_frame 3390 src/dispnew.c    set_frame_matrix_frame (f);
set_frame_matrix_frame 3508 src/dispnew.c        set_frame_matrix_frame (NULL);