From 700156211063f20c5dd07df893d7abc8351fd071 Mon Sep 17 00:00:00 2001
From: Dick van den Brink <d_vandenbrink@outlook.com>
Date: Mon, 9 Mar 2015 23:48:51 +0100
Subject: [PATCH] made seal, freeze and preventExtensions generic

---
 src/lib/core.d.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/lib/core.d.ts b/src/lib/core.d.ts
index bbaddeeacc1..040eb69ae96 100644
--- a/src/lib/core.d.ts
+++ b/src/lib/core.d.ts
@@ -164,19 +164,19 @@ interface ObjectConstructor {
       * Prevents the modification of attributes of existing properties, and prevents the addition of new properties.
       * @param o Object on which to lock the attributes. 
       */
-    seal(o: any): any;
+    seal<T>(o: T): T;
 
     /**
       * Prevents the modification of existing property attributes and values, and prevents the addition of new properties.
       * @param o Object on which to lock the attributes.
       */
-    freeze(o: any): any;
+    freeze<T>(o: T): T;
 
     /**
       * Prevents the addition of new properties to an object.
       * @param o Object to make non-extensible. 
       */
-    preventExtensions(o: any): any;
+    preventExtensions<T>(o: T): T;
 
     /**
       * Returns true if existing property attributes cannot be modified in an object and new properties cannot be added to the object.