Share the first error messages.

pkg/compiler/lib/src/diagnostics/messages.dart

 // Copyright (c) 2011, 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.
 
 
 /**
  * The messages in this file should meet the following guide lines:
  *
  * 1. The message should be a complete sentence starting with an uppercase
  * letter, and ending with a period.
@@ skipping 961 matching lines @@
           "Only constructors can have initializers."),
 
       MessageKind.REDIRECTING_CONSTRUCTOR_CYCLE:
         const MessageTemplate(MessageKind.REDIRECTING_CONSTRUCTOR_CYCLE,
           "Cyclic constructor redirection."),
 
       MessageKind.REDIRECTING_CONSTRUCTOR_HAS_BODY:
         const MessageTemplate(MessageKind.REDIRECTING_CONSTRUCTOR_HAS_BODY,
           "Redirecting constructor can't have a body."),
 
-      MessageKind.CONST_CONSTRUCTOR_HAS_BODY:
-        const MessageTemplate(MessageKind.CONST_CONSTRUCTOR_HAS_BODY,
-          "Const constructor or factory can't have a body.",
-          howToFix: "Remove the 'const' keyword or the body",
-          examples: const ["""
-class C {
-  const C() {}
-}
-
-main() => new C();"""]),
-
       MessageKind.REDIRECTING_CONSTRUCTOR_HAS_INITIALIZER:
         const MessageTemplate(
           MessageKind.REDIRECTING_CONSTRUCTOR_HAS_INITIALIZER,
           "Redirecting constructor cannot have other initializers."),
 
       MessageKind.SUPER_INITIALIZER_IN_OBJECT:
         const MessageTemplate(MessageKind.SUPER_INITIALIZER_IN_OBJECT,
           "'Object' cannot have a super initializer."),
 
       MessageKind.DUPLICATE_SUPER_INITIALIZER:
@@ skipping 2723 matching lines @@
   static String convertToString(value) {
     if (value is ErrorToken) {
       // Shouldn't happen.
       return value.assertionMessage;
     } else if (value is Token) {
       value = value.value;
     }
     return '$value';
   }
 }