Handle local functions in kernel_impact.

tests/compiler/dart2js/kernel/impact_test.dart

Index: tests/compiler/dart2js/kernel/impact_test.dart
diff --git a/tests/compiler/dart2js/kernel/impact_test.dart b/tests/compiler/dart2js/kernel/impact_test.dart
index 97a9ecbbad5384f7c3bf6102b18d668f334608b2..640a925c93324cd90efe3ee55ed79a838190a543 100644
--- a/tests/compiler/dart2js/kernel/impact_test.dart
+++ b/tests/compiler/dart2js/kernel/impact_test.dart
@@ -63,6 +63,9 @@ main() {
   testDynamicGet(null);
   testDynamicSet(null);
   testLocalWithInitializer();
+  testLocalFunction();
+  testLocalFunctionInvoke();
+  testLocalFunctionGet();
   testInvokeIndex(null);
   testInvokeIndexSet(null);
   testAssert();
@@ -164,6 +167,17 @@ testDynamicSet(o) => o.foo = 42;
 testLocalWithInitializer() {
   var l = 42;
 }
+testLocalFunction() {
+  localFunction() {}
+}
+testLocalFunctionInvoke() {
+  localFunction() {}
+  localFunction();
+}
+testLocalFunctionGet() {
+  localFunction() {}
+  localFunction;
+}
 testInvokeIndex(o) => o[42];
 testInvokeIndexSet(o) => o[42] = null;
 testAssert() {