Revert "Use flat version of path-direction enum"

This reverts commit e0fbe943510e5145f8abb2bbe2ce3051cefed366.

Reason for revert: need to add guard flag to flutter

Original change's description:
> Use flat version of path-direction enum
> 
> Bug: skia:9663
> Change-Id: I00077d9f2b14b3e983e6a46ef6f560cabdb1678d
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/242557
> Commit-Queue: Mike Reed <reed@google.com>
> Reviewed-by: Florin Malita <fmalita@chromium.org>

TBR=fmalita@chromium.org,reed@google.com

Change-Id: If47173d9b203b2d3a175af290a15d986accb4703
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: skia:9663
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/255831
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/samplecode/SampleClock.cpp b/samplecode/SampleClock.cpp
index f7332ce..a90ecf1 100644
--- a/samplecode/SampleClock.cpp
+++ b/samplecode/SampleClock.cpp
@@ -160,7 +160,7 @@
 #ifdef USE_PATH
         path.reset();
         path.arcTo(rect, 0, 0, false);
-        path.addOval(rect, SkPathDirection::kCCW);
+        path.addOval(rect, SkPath::kCCW_Direction);
         path.arcTo(rect, 360, 0, true);
         canvas->drawPath(path, paintFill);
 #else
@@ -170,7 +170,7 @@
 #ifdef USE_PATH
         path.reset();
         path.arcTo(rect, 0, 0, false);
-        path.addOval(rect, SkPathDirection::kCCW);
+        path.addOval(rect, SkPath::kCCW_Direction);
         path.arcTo(rect, 360, 0, true);
         canvas->drawPath(path, paintStroke);
 #else
@@ -180,7 +180,7 @@
 #ifdef USE_PATH
         rect = SkRect::MakeLTRB(-6, -6, 6, 6);
         path.arcTo(rect, 0, 0, false);
-        path.addOval(rect, SkPathDirection::kCCW);
+        path.addOval(rect, SkPath::kCCW_Direction);
         path.arcTo(rect, 360, 0, true);
         canvas->drawPath(path, paintFill);
 #else
@@ -196,7 +196,7 @@
 #ifdef USE_PATH
         path.reset();
         path.arcTo(rect, 0, 0, false);
-        path.addOval(rect, SkPathDirection::kCCW);
+        path.addOval(rect, SkPath::kCCW_Direction);
         path.arcTo(rect, 360, 0, true);
         canvas->drawPath(path, paintStroke);
 #else