Remove StatementType

pkg/compiler/lib/src/ssa/graph_builder.dart

Index: pkg/compiler/lib/src/ssa/graph_builder.dart
diff --git a/pkg/compiler/lib/src/ssa/graph_builder.dart b/pkg/compiler/lib/src/ssa/graph_builder.dart
index 35566b869c1e59319e9d5e7a8b6bd96f5a66264b..d659977b96d3559b9deb836a2ab7180719af0e72 100644
--- a/pkg/compiler/lib/src/ssa/graph_builder.dart
+++ b/pkg/compiler/lib/src/ssa/graph_builder.dart
@@ -308,10 +308,6 @@ class ReifiedTypeRepresentationBuilder
     visitDynamicType(const DynamicType(), builder);
   }
 
-  void visitStatementType(StatementType type, GraphBuilder builder) {
-    throw 'not implemented visitStatementType($type)';
-  }
-
   void visitInterfaceType(InterfaceType type, GraphBuilder builder) {
     List<HInstruction> inputs = <HInstruction>[];
     for (DartType typeArgument in type.typeArguments) {