Frank Shearar uploaded a new version of System to project The Trunk:
http://source.squeak.org/trunk/System-fbs.553.mcz

==================== Summary ====================

Name: System-fbs.553
Author: fbs
Time: 29 June 2013, 11:08:56.514 pm
UUID: cb5e883b-80ed-6b41-9af2-37ce08368b33
Ancestors: System-fbs.552

System-Support isn't the most natural place for this method, but it's a vast improvement over Kernel.

=============== Diff against System-fbs.552 ===============

Item was added:
+ ----- Method: Object>>initialExtent (in category '*System-Support-user interface') -----
+ initialExtent
+ 	"Answer the desired extent for the receiver when a view on it is first opened on the screen. 
+ 	5/22/96 sw: in the absence of any override, obtain from RealEstateAgent"
+ 
+ 	^ RealEstateAgent standardWindowExtent!