PDF example

Update https://skia.org/user/sample/pdf to use example.

https://fiddle.skia.org/c/0777df0419252e28d93c26fb5b789059

Change-Id: Ia828cd5d2ffd30d24a237ffaa3b007984d98a3ba
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/216345
Auto-Submit: Hal Canary <halcanary@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
Reviewed-by: Ben Wagner <bungeman@google.com>
diff --git a/tools/fiddle/all_examples.cpp b/tools/fiddle/all_examples.cpp
index b14f23c..b7710c2 100644
--- a/tools/fiddle/all_examples.cpp
+++ b/tools/fiddle/all_examples.cpp
@@ -529,6 +529,7 @@
 #include "../../docs/examples/Modulate.cpp"
 #include "../../docs/examples/Multiply.cpp"
 #include "../../docs/examples/Overlay.cpp"
+#include "../../docs/examples/PDF.cpp"
 #include "../../docs/examples/Paint_053.cpp"
 #include "../../docs/examples/Paint_057.cpp"
 #include "../../docs/examples/Paint_containsText.cpp"