Fix protocol of Behavior>>#instSize and remove useless check that Obj…

…ect has no instance variables.

src/Kernel/Behavior.class.st

@@ -942,7 +942,7 @@ Behavior >> initializeSlots: anObject [
 	self classLayout initializeInstance: anObject
 ]
 
-{ #category : #testing }
+{ #category : #'accessing instances and variables' }
 Behavior >> instSize [
 	"Answer the number of named instance variables
 	(as opposed to indexed variables) of the receiver.

src/Kernel/DeepCopier.class.st

@@ -69,36 +69,22 @@ DeepCopier >> basicCheckClass: aClass [
 DeepCopier >> checkAllClasses [
 
 	| warnings |
-	self checkBasicClasses.
-
 	warnings := ((self systemNavigation allClassesImplementing: #veryDeepInner:),
 		(self systemNavigation allClassesImplementing: #veryDeepCopyWith:)) flatCollect: [ :aClass |
 			 self basicCheckClass: aClass ].
 
 	self raiseWarningsIfAny: warnings
 ]
 
-{ #category : #checking }
-DeepCopier >> checkBasicClasses [
-	"Check that no indexes of instance vars have changed in certain classes.  If you get an error in this method, an implementation of veryDeepCopyWith: needs to be updated.  The idea is to catch a change while it is still in the system of the programmer who made it.  
-	DeepCopier new checkAllClasses"
-	Object instSize = 0 ifFalse: [ self error: 'Many implementers of veryDeepCopyWith: are out of date' ].
-
-
-
-]
-
 { #category : #checking }
 DeepCopier >> checkClass: aClass [
-
-	| warnings |
-	self checkBasicClasses.
-	warnings := self basicCheckClass: aClass.
-	warnings ifNotEmpty: [
-		Warning new
-			messageText: 'VeryDeepCopy out of sync in some classes. Some classes contain veryDeepCopyWith: or veryDeepInner: methods that are not in sync with their instance variables. Check the exception #tag for a list of them';
-			tag: warnings;
-			signal ]
+	(self basicCheckClass: aClass)
+		ifNotEmpty: [ :warnings | 
+			Warning new
+				messageText:
+					'VeryDeepCopy out of sync in some classes. Some classes contain veryDeepCopyWith: or veryDeepInner: methods that are not in sync with their instance variables. Check the exception #tag for a list of them';
+				tag: warnings;
+				signal ]
 ]
 
 { #category : #'like fullCopy' }