Perform type inference on redirecting initializers (`C() : this(...);`).

pkg/front_end/lib/src/fasta/kernel/body_builder.dart

 // Copyright (c) 2016, 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 fasta.body_builder;
 
 import '../fasta_codes.dart'
     show FastaMessage, codeExpectedButGot, codeExpectedFunctionBody;
 
 import '../parser/parser.dart' show FormalParameterType, MemberKind, optional;
@@ skipping 432 matching lines @@
       initializer =
           buildSuperInitializer(node.target, node.arguments, token.charOffset);
     } else {
       if (node is! Throw) {
         // TODO(ahe): This is probably an internal error.
         needsImplicitSuperInitializer = false;
         node = wrapInvalid(node);
       }
       initializer = buildInvalidIntializer(node, token.charOffset);
     }
+    _typeInferrer.inferInitializer(initializer);
     if (member is KernelConstructorBuilder) {
       member.addInitializer(initializer);
     } else {
       addCompileTimeError(
           token.charOffset, "Can't have initializers: ${member.name}");
     }
   }
 
   @override
   void handleNoInitializers() {
@@ skipping 2177 matching lines @@
     needsImplicitSuperInitializer = false;
     return new SuperInitializer(constructor, arguments)
       ..fileOffset = charOffset;
   }
 
   @override
   Initializer buildRedirectingInitializer(
       Constructor constructor, Arguments arguments,
       [int charOffset = -1]) {
     needsImplicitSuperInitializer = false;
-    return new RedirectingInitializer(constructor, arguments)
+    return new KernelRedirectingInitializer(constructor, arguments)
       ..fileOffset = charOffset;
   }
 
   @override
   Expression buildProblemExpression(ProblemBuilder builder, int charOffset) {
     return buildCompileTimeError(builder.message, charOffset);
   }
 
   @override
   void handleOperator(Token token) {
@@ skipping 530 matching lines @@
     if (starToken == null) {
       return AsyncMarker.Async;
     } else {
       assert(identical(starToken.stringValue, "*"));
       return AsyncMarker.AsyncStar;
     }
   } else {
     return internalError("Unknown async modifier: $asyncToken");
   }
 }