Add toStructuredText to ConstantExpression and align method names with ConstantValue

pkg/compiler/lib/src/resolution/class_hierarchy.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.
 
 library dart2js.resolution.class_hierarchy;
 
 import '../common.dart';
 import '../common/resolution.dart' show Feature;
 import '../compiler.dart' show Compiler;
 import '../core_types.dart' show CoreClasses, CoreTypes;
@@ skipping 194 matching lines @@
             .signatureApplies(superConstructor.functionSignature)) {
           MessageKind kind = MessageKind.NO_MATCHING_CONSTRUCTOR_FOR_IMPLICIT;
           reporter.reportErrorMessage(node, kind);
           superMember = new ErroneousElementX(kind, {}, '', element);
         }
       }
       FunctionElement constructor =
           new SynthesizedConstructorElementX.forDefault(superMember, element);
       if (superMember.isMalformed) {
         ErroneousElement erroneousElement = superMember;
-        compiler.registerCompiletimeError(constructor,
-            reporter.createMessage(node,
-                erroneousElement.messageKind,
+        compiler.registerCompiletimeError(
+            constructor,
+            reporter.createMessage(node, erroneousElement.messageKind,
                 erroneousElement.messageArguments));
       }
       element.setDefaultConstructor(constructor, reporter);
     }
     return element.computeType(resolution);
   }
 
   @override
   DartType visitEnum(Enum node) {
     if (element == null) {
@@ skipping 421 matching lines @@
     Identifier selector = node.selector.asIdentifier();
     var e = prefixElement.lookupLocalMember(selector.source);
     if (e == null || !e.impliesType) {
       reporter.reportErrorMessage(node.selector,
           MessageKind.CANNOT_RESOLVE_TYPE, {'typeName': node.selector});
       return;
     }
     loadSupertype(e, node);
   }
 }