Remove duplicate ivar.

src/Helios-Workspace.js

@@ -286,7 +286,7 @@ messageSends: ["environment:", "new", "yourself"]
 $globals.HLCodeModel.a$cls);
 
 
-$core.addClass("HLCodeWidget", $globals.HLWidget, ["model", "wrapper", "code", "editor", "state"], "Helios-Workspace");
+$core.addClass("HLCodeWidget", $globals.HLWidget, ["model", "code", "editor", "state"], "Helios-Workspace");
 $core.addMethod(
 $core.method({
 selector: "announcer",

src/Helios-Workspace.st

@@ -67,7 +67,7 @@ on: anEnvironment
 ! !
 
 HLWidget subclass: #HLCodeWidget
-	slots: {#model. #wrapper. #code. #editor. #state}
+	slots: {#model. #code. #editor. #state}
 	package: 'Helios-Workspace'!
 
 !HLCodeWidget methodsFor: 'accessing'!