Rename handleFunctionType to endFunctionType.

pkg/front_end/lib/src/fasta/parser/listener.dart

Index: pkg/front_end/lib/src/fasta/parser/listener.dart
diff --git a/pkg/front_end/lib/src/fasta/parser/listener.dart b/pkg/front_end/lib/src/fasta/parser/listener.dart
index 1045c3f3303e25473be28428339778c126d103f7..0a165298db0f0a7e65a463bbc34ab11f90740367 100644
--- a/pkg/front_end/lib/src/fasta/parser/listener.dart
+++ b/pkg/front_end/lib/src/fasta/parser/listener.dart
@@ -737,13 +737,15 @@ class Listener {
     logEvent("NoName");
   }
 
+  void beginFunctionType(Token beginToken) {}
+
   /// Handle the end of a generic function type declaration.
   ///
   /// Substructures:
   /// - Return type
   /// - Type variables
   /// - Formal parameters
-  void handleFunctionType(Token functionToken, Token endToken) {
+  void endFunctionType(Token functionToken, Token endToken) {
     logEvent("FunctionType");
   }