Nicolas Cellier uploaded a new version of System to project The Trunk:
http://source.squeak.org/trunk/System-nice.216.mcz

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

Name: System-nice.216
Author: nice
Time: 3 January 2010, 3:54:13 am
UUID: 7a4b7b12-1c22-4ec0-9b06-c8cb60d57bf6
Ancestors: System-ar.215

remove some #or:or: #and:and: sends

=============== Diff against System-ar.215 ===============

Item was changed:
  ----- Method: MethodReference>>= (in category 'comparisons') -----
  = anotherMethodReference 
  	"Answer whether the receiver and the argument represent the 
  	same object."
  	^ self species == anotherMethodReference species
+ 		and: [self classSymbol = anotherMethodReference classSymbol
+ 		and: [self classIsMeta = anotherMethodReference classIsMeta
+ 		and: [self methodSymbol = anotherMethodReference methodSymbol]]]!
- 		and: [self classSymbol = anotherMethodReference classSymbol]
- 		and: [self classIsMeta = anotherMethodReference classIsMeta]
- 		and: [self methodSymbol = anotherMethodReference methodSymbol]!

Item was changed:
  ----- Method: SmalltalkImage>>fixObsoleteReferences (in category 'image cleanup') -----
  fixObsoleteReferences
  	"SmalltalkImage current fixObsoleteReferences"
  	
  
  	Smalltalk garbageCollect; garbageCollect.
  
  	Preference allInstances do: [:each | | informee | 
  		informee := each instVarNamed: #changeInformee.
  		((informee isKindOf: Behavior)
  			and: [informee isObsolete])
  			ifTrue: [
  				Transcript show: 'Preference: '; show: each name; cr.
  				each instVarNamed: #changeInformee put: (Smalltalk at: (informee name copyReplaceAll: 'AnObsolete' with: '') asSymbol)]].
   
  	CompiledMethod allInstances do: [:method |
  		| obsoleteBindings |
  		obsoleteBindings := method literals select: [:literal |
  			literal isVariableBinding
+ 				and: [literal value isBehavior
+ 				and: [literal value isObsolete]]].
- 				and: [literal value isBehavior]
- 				and: [literal value isObsolete]].
  		obsoleteBindings do: [:binding |
  			| obsName realName realClass |
  			obsName := binding value name.
  			Transcript show: 'Binding: '; show: obsName; cr.
  			realName := obsName copyReplaceAll: 'AnObsolete' with: ''.
  			realClass := Smalltalk at: realName asSymbol ifAbsent: [UndefinedObject].
  			binding isSpecialWriteBinding
  				ifTrue: [binding privateSetKey: binding key value: realClass]
  				ifFalse: [binding key: binding key value: realClass]]].
  
  
  	Behavior flushObsoleteSubclasses.
  	Smalltalk garbageCollect; garbageCollect.
  	SystemNavigation default obsoleteBehaviors size > 0
  		ifTrue: [
  			SystemNavigation default obsoleteBehaviors inspect.
  			self error:'Still have obsolete behaviors. See inspector'].
  
  !

Item was changed:
  ----- Method: Utilities class>>summariesForUpdates:through: (in category 'fetching updates') -----
  summariesForUpdates: startNumber through: stopNumber
  	"Answer the concatenation of summary strings for updates numbered in the given range"
  
  	^ String streamContents: [:aStream |
  		((ChangeSet changeSetsNamedSuchThat:
+ 			[:aName | aName first isDigit
+ 						 and: [aName initialIntegerOrNil >= startNumber
+ 						and: [aName initialIntegerOrNil <= stopNumber]]]) asSortedCollection:
- 			[:aName | aName first isDigit and:
- 						[aName initialIntegerOrNil >= startNumber] and:
- 						[aName initialIntegerOrNil <= stopNumber]]) asSortedCollection:
  				[:a :b | a name < b name]) do:
  					[:aChangeSet | aStream cr; nextPutAll: aChangeSet summaryString]]
  
  "Utilities summariesForUpdates: 4899 through: 4903"
  
  !