From f822248901e80689c421d7216bf8c43e230ec4a4 Mon Sep 17 00:00:00 2001
From: Martin Probst <martin@probst.io>
Date: Fri, 27 Sep 2019 15:08:04 +0200
Subject: [PATCH] chore(drag-drop): Fix compilation in TS3.6.

This version compiles in 3.5 and 3.6.
---
 src/cdk/drag-drop/drag-styling.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cdk/drag-drop/drag-styling.ts b/src/cdk/drag-drop/drag-styling.ts
index b466db24aaee..4c57d0e406bc 100644
--- a/src/cdk/drag-drop/drag-styling.ts
+++ b/src/cdk/drag-drop/drag-styling.ts
@@ -30,7 +30,7 @@ export function extendStyles(
     source: Partial<DragCSSStyleDeclaration>) {
   for (let key in source) {
     if (source.hasOwnProperty(key)) {
-      dest[key as keyof CSSStyleDeclaration] = source[key as keyof CSSStyleDeclaration];
+      dest[key] = source[key]!;
     }
   }