From f1cbb9d22c6ef6933770be9c21ea0b78806426ff Mon Sep 17 00:00:00 2001
From: Alex Dima <alexdima@microsoft.com>
Date: Fri, 10 Aug 2018 18:05:34 +0200
Subject: [PATCH] Fix NPE uncovered in theme sample

---
 src/vs/editor/standalone/browser/standaloneThemeServiceImpl.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/vs/editor/standalone/browser/standaloneThemeServiceImpl.ts b/src/vs/editor/standalone/browser/standaloneThemeServiceImpl.ts
index 61e358dc4a0a6..f72758ff75e54 100644
--- a/src/vs/editor/standalone/browser/standaloneThemeServiceImpl.ts
+++ b/src/vs/editor/standalone/browser/standaloneThemeServiceImpl.ts
@@ -100,7 +100,7 @@ class StandaloneTheme implements IStandaloneTheme {
 	}
 
 	public defines(colorId: ColorIdentifier): boolean {
-		return this.getColors().hasOwnProperty(colorId);
+		return Object.prototype.hasOwnProperty.call(this.getColors(), colorId);
 	}
 
 	public get type() {