Add local type inference logic for integer literals.

pkg/front_end/lib/src/fasta/source/diet_listener.dart

Index: pkg/front_end/lib/src/fasta/source/diet_listener.dart
diff --git a/pkg/front_end/lib/src/fasta/source/diet_listener.dart b/pkg/front_end/lib/src/fasta/source/diet_listener.dart
index df8cd372afaae2897a57a411af205f6f166192e4..7b0a4c00b6322f67dd6dbcbc3e8178b1553ff387 100644
--- a/pkg/front_end/lib/src/fasta/source/diet_listener.dart
+++ b/pkg/front_end/lib/src/fasta/source/diet_listener.dart
@@ -4,6 +4,9 @@
 
 library fasta.diet_listener;
 
+import 'package:front_end/src/fasta/kernel/kernel_ast_factory.dart'
+    show KernelAstFactory;
+
 import 'package:front_end/src/fasta/type_inference/type_inferrer.dart'
     show TypeInferrer;
 
@@ -400,7 +403,8 @@ class DietListener extends StackListener {
         currentClass,
         isInstanceMember,
         uri,
-        localTypeInferrer);
+        localTypeInferrer,
+        new KernelAstFactory());
   }
 
   void buildFunctionBody(Token token, ProcedureBuilder builder) {