Merge CoreTypes and CoreClasses into CommonElements.

pkg/compiler/lib/src/js_emitter/interceptor_stub_generator.dart

 // Copyright (c) 2014, 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;
 
 class InterceptorStubGenerator {
   final Compiler compiler;
   final Namer namer;
   final JavaScriptBackend backend;
@@ skipping 144 matching lines @@
           r'''{
           if (typeof receiver != "object") {
               if (typeof receiver == "function" ) return #;
               return receiver;
           }
           if (receiver instanceof #) return receiver;
           return #(receiver);
       }''',
           [
             interceptorFor(helpers.jsJavaScriptFunctionClass),
-            backend.emitter.constructorAccess(compiler.coreClasses.objectClass),
+            backend.emitter
+                .constructorAccess(compiler.commonElements.objectClass),
             backend.emitter
                 .staticFunctionAccess(helpers.getNativeInterceptorMethod)
           ]));
     } else {
       ClassElement jsUnknown = helpers.jsUnknownJavaScriptObjectClass;
       if (compiler.codegenWorld.directlyInstantiatedClasses
           .contains(jsUnknown)) {
         statements.add(js.statement('if (!(receiver instanceof #)) return #;', [
-          backend.emitter.constructorAccess(compiler.coreClasses.objectClass),
+          backend.emitter
+              .constructorAccess(compiler.commonElements.objectClass),
           interceptorFor(jsUnknown)
         ]));
       }
 
       statements.add(js.statement('return receiver'));
     }
 
     return js('''function(receiver) { #; }''', new jsAst.Block(statements));
   }
 
@@ skipping 207 matching lines @@
 
           var map = new jsAst.ObjectInitializer(properties);
           elements.add(map);
         }
       }
     }
 
     return new jsAst.ArrayInitializer(elements);
   }
 }