Remove List.map from analyzer's mock SDK

pkg/front_end/testcases/inference/block_bodied_lambdas_lub.dart

Index: pkg/front_end/testcases/inference/block_bodied_lambdas_lub.dart
diff --git a/pkg/front_end/testcases/inference/block_bodied_lambdas_lub.dart b/pkg/front_end/testcases/inference/block_bodied_lambdas_lub.dart
index e24e06af513d692100fb1920e4170f849bb4ee1b..deb323b8a9ca71e7c386fbd8e6d58744a7e5392d 100644
--- a/pkg/front_end/testcases/inference/block_bodied_lambdas_lub.dart
+++ b/pkg/front_end/testcases/inference/block_bodied_lambdas_lub.dart
@@ -10,7 +10,7 @@ import 'dart:math' show Random;
 test2() {
   List<num> o;
   var /*@type=Iterable<num>*/ y =
-      o. /*@typeArgs=num*/ /*@target=List::map*/ map(
+      o. /*@typeArgs=num*/ /*@target=Iterable::map*/ map(
           /*@returnType=num*/ (/*@type=num*/ x) {
     if (new Random(). /*@target=dart.math::Random::nextBool*/ nextBool()) {
       return x. /*@target=num::toInt*/ toInt() /*@target=num::+*/ + 1;