add functional type alias suggestions

pkg/analysis_server/lib/src/services/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_server/src/protocol.dart' as protocol show Element,
     ElementKind;
@@ skipping 121 matching lines @@
         _addFunctionSuggestion(declaration);
       } else if (declaration is TopLevelVariableDeclaration) {
         _addTopLevelVarSuggestions(declaration.variables);
       } else if (declaration is ClassTypeAlias) {
         _addSuggestion(
             declaration.name,
             CompletionSuggestionKind.CLASS_ALIAS,
             null,
             null);
       } else if (declaration is FunctionTypeAlias) {
-        _addSuggestion(
+        CompletionSuggestion suggestion = _addSuggestion(
             declaration.name,
             CompletionSuggestionKind.FUNCTION_TYPE_ALIAS,
             declaration.returnType,
             null);
+        if (suggestion != null) {
+          suggestion.element = _createElement(
+              protocol.ElementKind.FUNCTION_TYPE_ALIAS,
+              declaration.name,
+              null, // TODO (danrubel) determine parameters
+              NO_RETURN_TYPE, // TODO (danrubel) determine return type
+              true,
+              _isDeprecated(declaration.metadata));
+        }
       }
     });
   }
 
   @override
   visitExpressionStatement(ExpressionStatement node) {
     Expression expression = node.expression;
     if (expression is SimpleIdentifier) {
       if (expression.end < request.offset) {
         // TODO (danrubel) suggest possible names for variable declaration
@@ skipping 418 matching lines @@
     if (name == null || name.length <= 0) {
       return DYNAMIC;
     }
     TypeArgumentList typeArgs = type.typeArguments;
     if (typeArgs != null) {
       //TODO (danrubel) include type arguments
     }
     return name;
   }
 }