tim Rowledge uploaded a new version of System to project The Trunk:
http://source.squeak.org/trunk/System-tpr.1186.mcz

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

Name: System-tpr.1186
Author: tpr
Time: 25 October 2020, 6:04:37.06521 pm
UUID: 63e37c9d-9d2c-4164-bf71-a0452572ed62
Ancestors: System-tpr.1181, System-mt.1185

Remove the no-longer needed (mis)calculation of the window label. Accompanies Tools-tpr.1008

Hopefully this has merged correctly and won't result in chaos...

=============== Diff against System-mt.1185 ===============

Item was changed:
  ----- Method: SystemNavigation>>browseMessageList:name:autoSelect: (in category 'browse') -----
  browseMessageList: messageListOrBlock name: labelString autoSelect: autoSelectString
  	"Create and schedule a MessageSet browser on the message list. If messageListOrBlock is a block, then evaluate it to get the message list."
  
+ 	| messageList |
- 	| messageList title |
  	messageList := messageListOrBlock isBlock
  		ifTrue: [ Cursor wait showWhile: messageListOrBlock ]
  		ifFalse: [ messageListOrBlock ].
  	messageList size = 0 ifTrue: [
  		^self inform: 'There are no', String cr, labelString ].
- 	title := messageList size > 1
- 		ifFalse: [ labelString ]
- 		ifTrue: [ labelString, ' [', messageList size printString, ']' ].
  	^ ToolSet 
  		browseMessageSet: messageList 
+ 		name: labelString 
- 		name: title 
  		autoSelect: autoSelectString!