From 1e06ed6503b62031315fabd5356eb3ba248cbbf5 Mon Sep 17 00:00:00 2001
From: Simon Schneegans <code@simonschneegans.de>
Date: Tue, 4 Apr 2023 11:44:15 +0200
Subject: [PATCH] :beetle: Fix compatibility with GNOME 3.36

---
 src/Shader.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Shader.js b/src/Shader.js
index d76089d..6b9937b 100644
--- a/src/Shader.js
+++ b/src/Shader.js
@@ -103,7 +103,11 @@ var Shader = GObject.registerClass(
         this._timeline.stop();
       }
 
-      this._timeline.set_actor(actor);
+      // On GNOME 3.36 this method was not yet available.
+      if (this._timeline.set_actor) {
+        this._timeline.set_actor(actor);
+      }
+
       this._timeline.set_duration(duration);
       this._timeline.start();