Implement type variables on old style function-typed formal parameters.

pkg/analyzer/lib/src/summary/fasta/summary_builder.dart

Index: pkg/analyzer/lib/src/summary/fasta/summary_builder.dart
diff --git a/pkg/analyzer/lib/src/summary/fasta/summary_builder.dart b/pkg/analyzer/lib/src/summary/fasta/summary_builder.dart
index 5233cd5f01b8db4ee5d8eb5af71ad5d7f34d1a3e..6425913c2dfb326d64cbc880578941205e5a9a29 100644
--- a/pkg/analyzer/lib/src/summary/fasta/summary_builder.dart
+++ b/pkg/analyzer/lib/src/summary/fasta/summary_builder.dart
@@ -1073,15 +1073,14 @@ class SummaryBuilder extends StackListener {
     _addNameIfPublic(name, ReferenceKind.typedef, typeVariables.length);
   }
 
-  void endFunctionTypedFormalParameter(
-      Token thisKeyword, FormalParameterType kind) {
+  void endFunctionTypedFormalParameter() {
     debugEvent("FunctionTypedFormalParameter");
     List<UnlinkedParamBuilder> formals = pop();
     if (formals != null) formals.forEach((p) => p.inheritsCovariantSlot = null);
 
-    /* List typeVariables = */ pop();
     String name = pop();
     EntityRef returnType = pop();
+    /* List typeVariables = */ pop();
     /* int modifiers = */ pop();
     List metadata = pop();