Add CoreClasses

pkg/compiler/lib/src/js_emitter/startup_emitter/fragment_emitter.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of dart2js.js_emitter.startup_emitter.model_emitter;
 
 /// The name of the property that stores the tear-off getter on a static
 /// function.
 ///
 /// This property is only used when isolates are used.
@@ skipping 1073 matching lines @@
     return globals;
   }
 
   /// Emits the [MANGLED_GLOBAL_NAMES] embedded global.
   ///
   /// This global maps minified names for selected classes (some important
   /// core classes, and some native classes) to their unminified names.
   js.Property emitMangledGlobalNames() {
     List<js.Property> names = <js.Property>[];
 
+    CoreClasses coreClasses = compiler.coreClasses;
     // We want to keep the original names for the most common core classes when
     // calling toString on them.
     List<ClassElement> nativeClassesNeedingUnmangledName =
-        [compiler.intClass, compiler.doubleClass, compiler.numClass,
-         compiler.stringClass, compiler.boolClass, compiler.nullClass,
-         compiler.listClass];
+        [coreClasses.intClass, coreClasses.doubleClass, coreClasses.numClass,
+          coreClasses.stringClass, coreClasses.boolClass, coreClasses.nullClass,
+          coreClasses.listClass];
     // TODO(floitsch): this should probably be on a per-fragment basis.
     nativeClassesNeedingUnmangledName.forEach((element) {
       names.add(new js.Property(js.quoteName(namer.className(element)),
                                 js.string(element.name)));
     });
 
     return new js.Property(js.string(MANGLED_GLOBAL_NAMES),
                            new js.ObjectInitializer(names));
   }
 
@@ skipping 202 matching lines @@
     }
     statements.add(js.js.statement("setOrUpdateInterceptorsByTag(#);",
         js.objectLiteral(interceptorsByTag)));
     statements.add(js.js.statement("setOrUpdateLeafTags(#);",
         js.objectLiteral(leafTags)));
     statements.add(subclassAssignment);
 
     return new js.Block(statements);
   }
 }