From b0765ac03eea596a4dc7a246189a6089c1af00c6 Mon Sep 17 00:00:00 2001
From: Benson Luk <97480502+b-luk@users.noreply.github.com>
Date: Tue, 1 Feb 2022 19:34:05 +0000
Subject: [PATCH] Use `??=` over testing for null.

---
 lib/web_ui/lib/src/engine/canvaskit/surface.dart | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/lib/web_ui/lib/src/engine/canvaskit/surface.dart b/lib/web_ui/lib/src/engine/canvaskit/surface.dart
index 91ba89d53fd15..f0e8a149574e0 100644
--- a/lib/web_ui/lib/src/engine/canvaskit/surface.dart
+++ b/lib/web_ui/lib/src/engine/canvaskit/surface.dart
@@ -138,9 +138,7 @@ class Surface {
   /// Creates a <canvas> and SkSurface for the given [size].
   CkSurface createOrUpdateSurface(ui.Size size) {
     if (useH5vccCanvasKit) {
-      if (_surface == null) {
-        _surface = CkSurface(canvasKit.getH5vccSkSurface(), null);
-      }
+      _surface ??= CkSurface(canvasKit.getH5vccSkSurface(), null);
       return _surface!;
     }