=> 0x4f921e:	mov    0x298(%rax),%rdi
   0x4f9225:	callq  0x4f9130
   0x4f922a:	mov    $0x1,%eax
   0x4f922f:	add    $0x8,%rsp
   0x4f9233:	retq   
   0x4f9234:	xchg   %ax,%ax
   0x4f9236:	nopw   %cs:0x0(%rax,%rax,1)
   0x4f9240:	push   %rbp
   0x4f9241:	push   %rbx
   0x4f9242:	mov    %rdi,%rbx
   0x4f9245:	mov    %rdx,%rbp
   0x4f9248:	sub    $0x8,%rsp
   0x4f924c:	callq  0x449ac0 <gtk_widget_get_type@plt>
   0x4f9251:	test   %rbx,%rbx
   0x4f9254:	je     0x4f9272
   0x4f9256:	mov    (%rbx),%rdx