Do not call Picture.toImage on web during shader warm-up (#60379)

2020-06-26 13:33:02 -07:00
parent 769468298b
commit 7518a146c2
1 changed files with 4 additions and 1 deletions
--- a/packages/flutter/lib/src/painting/shader_warm_up.dart
+++ b/packages/flutter/lib/src/painting/shader_warm_up.dart
@@ -91,7 +91,10 @@ abstract class ShaderWarmUp {
    final ui.Picture picture = recorder.endRecording();
    final TimelineTask shaderWarmUpTask = TimelineTask();
    shaderWarmUpTask.start('Warm-up shader');
-    await picture.toImage(size.width.ceil(), size.height.ceil());
+    // Picture.toImage is not yet implemented on the web.
+    if (!kIsWeb) {
+      await picture.toImage(size.width.ceil(), size.height.ceil());
+    }
    shaderWarmUpTask.finish();
  }
 }