experimental/editor: app layer: setTitle

Change-Id: I8f8aec909f85e3bc99f6b0c9887ba513b17e00c4
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/223925
Reviewed-by: Hal Canary <halcanary@google.com>
Commit-Queue: Hal Canary <halcanary@google.com>
1 file changed