update pathops to circle sort

src/pathops/SkPathOpsQuad.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPathOpsQuad_DEFINED
 #define SkPathOpsQuad_DEFINED
 
@@ skipping 44 matching lines @@
     SkDPoint subDivide(const SkDPoint& a, const SkDPoint& c, double t1, double t2) const;
     static SkDPoint SubDivide(const SkPoint pts[3], const SkDPoint& a, const SkDPoint& c,
                               double t1, double t2) {
         SkDQuad quad;
         quad.set(pts);
         return quad.subDivide(a, c, t1, t2);
     }
     SkDCubic toCubic() const;
     SkDPoint top(double startT, double endT) const;
 
-#ifdef SK_DEBUG
-    void dump();
-#endif
+    // utilities callable by the user from the debugger when the implementation code is linked in
+    void dump() const;
+    void dumpComma(const char*) const;
+
 private:
 //  static double Tangent(const double* quadratic, double t);  // uncalled
 };
 
 #endif