Add support for the new function-type syntax.

pkg/front_end/lib/src/fasta/source/outline_builder.dart

Index: pkg/front_end/lib/src/fasta/source/outline_builder.dart
diff --git a/pkg/front_end/lib/src/fasta/source/outline_builder.dart b/pkg/front_end/lib/src/fasta/source/outline_builder.dart
index 4549589d4596b52b14b563dabd06e9a3170f4987..7692e18d626e8a5d85c87628487df9753dcf629e 100644
--- a/pkg/front_end/lib/src/fasta/source/outline_builder.dart
+++ b/pkg/front_end/lib/src/fasta/source/outline_builder.dart
@@ -401,13 +401,13 @@ class OutlineBuilder extends UnhandledListener {
   }
 
   @override
-  void beginFunctionTypeAlias(Token token) {
+  void beginTypedef(Token token) {
     library.beginNestedScope();
   }
 
   @override
-  void endFunctionTypeAlias(Token typedefKeyword, Token endToken) {
-    debugEvent("endFunctionTypeAlias");
+  void endTypedef(Token typedefKeyword, Token equals, Token endToken) {
+    debugEvent("endTypedef");
     List<FormalParameterBuilder> formals = pop();
     List<TypeVariableBuilder> typeVariables = pop();
     String name = pop();