switch patheffects over to sk_sp

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1813553005

Review URL: https://codereview.chromium.org/1813553005
diff --git a/src/effects/Sk2DPathEffect.cpp b/src/effects/Sk2DPathEffect.cpp
index 7144526..a54f453 100644
--- a/src/effects/Sk2DPathEffect.cpp
+++ b/src/effects/Sk2DPathEffect.cpp
@@ -111,7 +111,7 @@
     SkMatrix matrix;
     buffer.readMatrix(&matrix);
     SkScalar width = buffer.readScalar();
-    return SkLine2DPathEffect::Create(width, matrix);
+    return SkLine2DPathEffect::Make(width, matrix).release();
 }
 
 void SkLine2DPathEffect::flatten(SkWriteBuffer &buffer) const {
@@ -140,7 +140,7 @@
     buffer.readMatrix(&matrix);
     SkPath path;
     buffer.readPath(&path);
-    return SkPath2DPathEffect::Create(matrix, path);
+    return SkPath2DPathEffect::Make(matrix, path).release();
 }
 
 void SkPath2DPathEffect::flatten(SkWriteBuffer& buffer) const {