What means "show-items-related buttons"?

[autocart]

v16.20.0004 - 2016-01-20 21:44
+ Toolbar: Added "Hide protected operating system files" to the right-click
menu of show-items-related buttons.
...

What does that mean?
I searched high and low but can't find any help on "show-items-related buttons". I don't know what buttons that would be.

[bdeshi]

The buttons related to the menu items in View > Show items.
Namely Pictorially:

2016-01-21_12-48-20.png

[/size]

[autocart]

Ah, thx, makes sense.