dependencies

... // Other dependencies

cupertino_icons

^0.1.0

to:

dependencies

... // Other dependencies

cupertino_icons

^1.0.0

All your CupertinoIcons should automatically
update to the new aesthetic (except for the
unchanged icons listed above).

At this point, you can also explore CupertinoIcons 
for new icons to use in your application.

You’re encouraged to verify your application after
migrating to ensure that the automatically mapped
new icons are suitable for your desired aesthetics.

Timeline

Landed in: 1.22.0-10.0.pre.65
In stable release: 1.22

References