Revert "Revert "Use flat version of path-direction enum""

This reverts commit 0dacc6b7d3027e8181311a61f7ca798be52a0250.

Change-Id: Ie103e9f36b07e4ee256a3688a4decf3a6dd74314
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/255832
Auto-Submit: Mike Reed <reed@google.com>
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/samplecode/SampleSlides.cpp b/samplecode/SampleSlides.cpp
index 09cb87c..d58f4f1 100644
--- a/samplecode/SampleSlides.cpp
+++ b/samplecode/SampleSlides.cpp
@@ -136,9 +136,9 @@
 
     path.reset();
     SkRect r = { 0, 0, 250, 120 };
-    path.addOval(r, SkPath::kCW_Direction);
+    path.addOval(r, SkPathDirection::kCW);
     r.inset(50, 50);
-    path.addRect(r, SkPath::kCCW_Direction);
+    path.addRect(r, SkPathDirection::kCCW);
 
     canvas->translate(320, 20);
     for (i = 0; i < SK_ARRAY_COUNT(gPE2); i++) {