From 6d25a42fd99115ddf32c378a37a1d086174c470f Mon Sep 17 00:00:00 2001
From: Anders Hejlsberg <andersh@microsoft.com>
Date: Thu, 24 Mar 2016 22:04:44 -0700
Subject: [PATCH] Remove incorrect type predicate (could be true even when
 result is false)

---
 src/compiler/utilities.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/utilities.ts b/src/compiler/utilities.ts
index 2966af3cb76..da33c18dfb8 100644
--- a/src/compiler/utilities.ts
+++ b/src/compiler/utilities.ts
@@ -1412,7 +1412,7 @@ namespace ts {
     }
 
     // True if the given identifier, string literal, or number literal is the name of a declaration node
-    export function isDeclarationName(name: Node): name is Identifier | StringLiteral | LiteralExpression {
+    export function isDeclarationName(name: Node): boolean {
         if (name.kind !== SyntaxKind.Identifier && name.kind !== SyntaxKind.StringLiteral && name.kind !== SyntaxKind.NumericLiteral) {
             return false;
         }