Fix fiddle after change to remove GrSurfaceDesc.
Fix fiddle after change to remove GrSurfaceDesc.

Broken by:
https://skia-review.googlesource.com/c/skia/+/269374

Bug: skia:9891
Change-Id: I9ebe6d0303fc1f868c0c0498c3492047bbd63c7d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/269901
Commit-Queue: Brian Salomon <61fabaaf0876044aeedfd8e351e485c028d69e7b@google.com>
Reviewed-by: Joe Gregorio <b9cf2471ff6d33504cafe8e6f356b732b2cadced@google.com>

google/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia