Marcel Taeumel uploaded a new version of Kernel to project The Trunk:
http://source.squeak.org/trunk/Kernel-mt.924.mcz==================== Summary ====================
Name: Kernel-mt.924
Author: mt
Time: 3 May 2015, 10:36:03.973 am
UUID: f9df7cdb-eb50-f54a-b1a5-8fcd565313b7
Ancestors: Kernel-nice.923
ValueHolder: Only notify about changed contents if contents actually changed.
=============== Diff against Kernel-nice.923 ===============
Item was changed:
----- Method: ValueHolder>>contents: (in category 'accessing') -----
contents: newContents
+
+ contents = newContents ifTrue: [^ self].
contents := newContents.
self contentsChanged!