diff --git a/src/compiler/utilities.ts b/src/compiler/utilities.ts
index 0bb0065d1b0..f63007bddba 100644
--- a/src/compiler/utilities.ts
+++ b/src/compiler/utilities.ts
@@ -484,9 +484,6 @@ module ts {
                 case SyntaxKind.IndexSignature:
                 case SyntaxKind.FunctionType:
                 case SyntaxKind.ConstructorType:
-                case SyntaxKind.FunctionExpression:
-                case SyntaxKind.ArrowFunction:
-                case SyntaxKind.FunctionDeclaration:
                     return true;
             }
         }