indragiek/INAppStoreWindow — comment on commit 26b3f82d7540e47c09aef0026450b87aa251cda6
File: INAppStoreWindow.m line 318
By indragiek:

No, this was added because NSWindowDidExitFullScreenNotification is not defined in versions of OS X under 10.7, so it would generate a compiler error. This is the only place I can see where this is needed.