Revert "Add support for generic function type syntax, part 1" (TBR)

pkg/analysis_server/lib/src/services/completion/dart/label_contributor.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library services.completion.contributor.dart.label;
 
 import 'dart:async';
 
 import 'package:analysis_server/plugin/protocol/protocol.dart' as protocol
     show ElementKind;
@@ skipping 85 matching lines @@
       CompletionSuggestion suggestion = _addSuggestion(label.label);
       if (suggestion != null) {
         suggestion.element = createLocalElement(
             request.source, protocol.ElementKind.LABEL, label.label,
             returnType: NO_RETURN_TYPE);
       }
     }
   }
 
   @override
-  void declaredLocalVar(SimpleIdentifier name, TypeAnnotation type) {
+  void declaredLocalVar(SimpleIdentifier name, TypeName type) {
     // ignored
   }
 
   @override
   void declaredMethod(MethodDeclaration declaration) {
     // ignored
   }
 
   @override
-  void declaredParam(SimpleIdentifier name, TypeAnnotation type) {
+  void declaredParam(SimpleIdentifier name, TypeName type) {
     // ignored
   }
 
   @override
   void declaredTopLevelVar(
       VariableDeclarationList varList, VariableDeclaration varDecl) {
     // ignored
   }
 
   @override
@@ skipping 22 matching lines @@
             0,
             false,
             false);
         suggestions.add(suggestion);
         return suggestion;
       }
     }
     return null;
   }
 }