No need to call _adoptPackageDictionary.

The `organizeClasses` call creates packages as a side-effect.

external/amber-dev/lib/amberc.js

@@ -211,7 +211,6 @@ function create_compiler(configuration) {
             return new Promise(configuration.requirejs.bind(null, pluginPrefixedLibraries));
         })
         .then(function () {
-            configuration.globals.Smalltalk._adoptPackageDictionary();
             configuration.globals.AmberBootstrapInitialization._organizeClasses();
 
             console.log('Compiler loaded');