Exclude function name from function type annotations in front end type inference tests.

pkg/analyzer/test/src/task/strong/front_end_inference_test.dart

Index: pkg/analyzer/test/src/task/strong/front_end_inference_test.dart
diff --git a/pkg/analyzer/test/src/task/strong/front_end_inference_test.dart b/pkg/analyzer/test/src/task/strong/front_end_inference_test.dart
index a221ac57236950d092a9fd7ee33386be0bed436f..d50b7e52eabd6542e32706abfe4862ff5cc4780e 100644
--- a/pkg/analyzer/test/src/task/strong/front_end_inference_test.dart
+++ b/pkg/analyzer/test/src/task/strong/front_end_inference_test.dart
@@ -197,8 +197,6 @@ class _InstrumentationValueForType extends fasta.InstrumentationValue {
 
   void _appendType(StringBuffer buffer, DartType type) {
     if (type is FunctionType) {
-      Element element = type.element;
-      _appendElementName(buffer, element);
       _appendTypeArguments(buffer, type.typeArguments);
       _appendParameters(buffer, type.parameters);
       buffer.write(' -> ');