remove duplicate suggestions

pkg/analysis_services/lib/src/completion/local_computer.dart

 // Copyright (c) 2014, 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.computer.dart.local;
 
 import 'dart:async';
 
 import 'package:analysis_services/completion/completion_computer.dart';
 import 'package:analysis_services/completion/completion_suggestion.dart';
@@ skipping 135 matching lines @@
     addSuggestion(node.identifier, CompletionSuggestionKind.VARIABLE);
     visitNode(node);
   }
 
   visitForStatement(ForStatement node) {
     addSuggestions(node.variables, CompletionSuggestionKind.VARIABLE);
     visitNode(node);
   }
 
   visitFunctionDeclaration(FunctionDeclaration node) {
-    addSuggestion(node.name, CompletionSuggestionKind.FUNCTION);
+    // This is added by the compilation unit containing it
+    //addSuggestion(node.name, CompletionSuggestionKind.FUNCTION);
     visitNode(node);
   }
 
   visitFunctionExpression(FunctionExpression node) {
     node.parameters.parameters.forEach((FormalParameter param) {
       addSuggestion(param.identifier, CompletionSuggestionKind.PARAMETER);
     });
     visitNode(node);
   }
 
   visitMethodDeclaration(MethodDeclaration node) {
     node.parameters.parameters.forEach((FormalParameter param) {
       if (param.identifier != null) {
         addSuggestion(param.identifier, CompletionSuggestionKind.PARAMETER);
       }
     });
     visitNode(node);
   }
 
   visitNode(AstNode node) {
     node.parent.accept(this);
   }
 }