From 2cc7a7904ac932f3d2fce7afc1d2b16b1723527a Mon Sep 17 00:00:00 2001
From: Yui T <yuisu@microsoft.com>
Date: Mon, 30 Nov 2015 09:10:14 -0800
Subject: [PATCH] use const

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

diff --git a/src/services/services.ts b/src/services/services.ts
index 18fa58a74f..4e0a0265b9 100644
--- a/src/services/services.ts
+++ b/src/services/services.ts
@@ -4254,7 +4254,7 @@ namespace ts {
 
                     if (declaration) {
                         if (isFunctionLikeKind(declaration.kind)) {
-                            let signature = typeChecker.getSignatureFromDeclaration(<SignatureDeclaration>declaration);
+                            const signature = typeChecker.getSignatureFromDeclaration(<SignatureDeclaration>declaration);
                             if (declaration.kind === SyntaxKind.ConstructSignature) {
                                 displayParts.push(keywordPart(SyntaxKind.NewKeyword));
                                 displayParts.push(spacePart());