compute initial winding from projected rays

tests/PathOpsCubicReduceOrderTest.cpp

Index: tests/PathOpsCubicReduceOrderTest.cpp
diff --git a/tests/PathOpsCubicReduceOrderTest.cpp b/tests/PathOpsCubicReduceOrderTest.cpp
index dc779b86f521ea430c77cd7ce69ad3c49ee3d79d..6b5cd9bde197712a621f97e7862ccc0455395f31 100644
--- a/tests/PathOpsCubicReduceOrderTest.cpp
+++ b/tests/PathOpsCubicReduceOrderTest.cpp
@@ -172,7 +172,7 @@ DEF_TEST(PathOpsReduceOrderCubic, reporter) {
     for (index = firstQuadraticPointTest; index < quadraticPoints_count; ++index) {
         const SkDQuad& quad = quadraticPoints[index];
         SkASSERT(ValidQuad(quad));
-        SkDCubic cubic = quad.toCubic();
+        SkDCubic cubic = quad.debugToCubic();
         order = reducer.reduce(cubic, SkReduceOrder::kAllow_Quadratics);
         if (order != 1) {
             SkDebugf("[%d] point quad order=%d\n", static_cast<int>(index), order);
@@ -182,7 +182,7 @@ DEF_TEST(PathOpsReduceOrderCubic, reporter) {
     for (index = firstQuadraticLineTest; index < quadraticLines_count; ++index) {
         const SkDQuad& quad = quadraticLines[index];
         SkASSERT(ValidQuad(quad));
-        SkDCubic cubic = quad.toCubic();
+        SkDCubic cubic = quad.debugToCubic();
         order = reducer.reduce(cubic, SkReduceOrder::kAllow_Quadratics);
         if (order != 2) {
             SkDebugf("[%d] line quad order=%d\n", static_cast<int>(index), order);
@@ -192,7 +192,7 @@ DEF_TEST(PathOpsReduceOrderCubic, reporter) {
     for (index = firstQuadraticModLineTest; index < quadraticModEpsilonLines_count; ++index) {
         const SkDQuad& quad = quadraticModEpsilonLines[index];
         SkASSERT(ValidQuad(quad));
-        SkDCubic cubic = quad.toCubic();
+        SkDCubic cubic = quad.debugToCubic();
         order = reducer.reduce(cubic, SkReduceOrder::kAllow_Quadratics);
         if (order != 3) {
             SkDebugf("[%d] line mod quad order=%d\n", static_cast<int>(index), order);