Emit a compile-time error when using default values in a redirecting factory.

sdk/lib/_internal/compiler/implementation/resolution/members.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 resolution;
 
 abstract class TreeElements {
   Element get currentElement;
   Setlet<Node> get superUses;
 
@@ skipping 1066 matching lines @@
               superMember,
               MessageKind.BAD_ARITY_OVERRIDE_CONT);
           }
           // TODO(ahe): Check optional parameters.
         }
       }
     }
   }
 
   FunctionSignature resolveSignature(FunctionElement element) {
+    MessageKind defaultValuesError = null;
+    if (element.isFactoryConstructor()) {
+      FunctionExpression body = element.parseNode(compiler);
+      if (body.isRedirectingFactory) {
+        defaultValuesError = MessageKind.REDIRECTING_FACTORY_WITH_DEFAULT;
+      }
+    }
     return compiler.withCurrentElement(element, () {
       FunctionExpression node =
           compiler.parser.measure(() => element.parseNode(compiler));
       return measure(() => SignatureResolver.analyze(
-          compiler, node.parameters, node.returnType, element));
+          compiler, node.parameters, node.returnType, element,
+          defaultValuesError: defaultValuesError));
     });
   }
 
   FunctionSignature resolveFunctionExpression(Element element,
                                               FunctionExpression node) {
     return measure(() => SignatureResolver.analyze(
       compiler, node.parameters, node.returnType, element));
   }
 
   TreeElements resolveTypedef(TypedefElementX element) {
@@ skipping 3612 matching lines @@
     return finishConstructorReference(visit(expression),
                                       expression, expression);
   }
 }
 
 /// Looks up [name] in [scope] and unwraps the result.
 Element lookupInScope(Compiler compiler, Node node,
                       Scope scope, String name) {
   return Elements.unwrap(scope.lookup(name), compiler, node);
 }