dart2js: Refactoring, documentation, and a few bugfixes in Namer class.

pkg/compiler/lib/src/js_backend/constant_emitter.dart

 // Copyright (c) 2012, 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 js_backend;
 
 class ConstantEmitter {
   ConstantReferenceEmitter _referenceEmitter;
   ConstantLiteralEmitter _literalEmitter;
 
@@ skipping 338 matching lines @@
 
   JavaScriptBackend get backend => compiler.backend;
 
   jsAst.PropertyAccess getHelperProperty(Element helper) {
     return backend.emitter.staticFunctionAccess(helper);
   }
 
   @override
   jsAst.Expression visitType(TypeConstantValue constant, [_]) {
     DartType type = constant.representedType;
-    String name = namer.getRuntimeTypeName(type.element);
+    String name = namer.runtimeTypeName(type.element);
     jsAst.Expression typeName = new jsAst.LiteralString("'$name'");
     return new jsAst.Call(getHelperProperty(backend.getCreateRuntimeType()),
                           [typeName]);
   }
 
   @override
   jsAst.Expression visitInterceptor(InterceptorConstantValue constant, [_]) {
     ClassElement interceptorClass = constant.dispatchedType.element;
     return backend.emitter.interceptorPrototypeAccess(interceptorClass);
   }
@@ skipping 43 matching lines @@
                             [value, argumentList]);
     }
     return value;
   }
 
   @override
   jsAst.Expression visitDeferred(DeferredConstantValue constant, [_]) {
     return constantEmitter.reference(constant.referenced);
   }
 }