remove unused fields from SkOpSegment

src/pathops/SkOpSegment.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkOpCoincidence.h"
 #include "SkOpContour.h"
 #include "SkOpSegment.h"
 #include "SkPathWriter.h"
@@ skipping 894 matching lines @@
 }
 
 void SkOpSegment::init(SkPoint pts[], SkScalar weight, SkOpContour* contour, SkPath::Verb verb) {
     fContour = contour;
     fNext = nullptr;
     fOriginal[0] = pts[0];
     fOriginal[1] = pts[SkPathOpsVerbToPoints(verb)];
     fPts = pts;
     fWeight = weight;
     fVerb = verb;
-    fCubicType = SkDCubic::kUnsplit_SkDCubicType;
     fCount = 0;
     fDoneCount = 0;
-    fTopsFound = false;
     fVisited = false;
     SkOpSpan* zeroSpan = &fHead;
     zeroSpan->init(this, nullptr, 0, fPts[0]);
     SkOpSpanBase* oneSpan = &fTail;
     zeroSpan->setNext(oneSpan);
     oneSpan->initBase(this, zeroSpan, 1, fPts[SkPathOpsVerbToPoints(fVerb)]);
     SkDEBUGCODE(fID = globalState()->nextSegmentID());
 }
 
 bool SkOpSegment::isClose(double t, const SkOpSegment* opp) const {
@@ skipping 847 matching lines @@
     int absOut = SkTAbs(outerWinding);
     int absIn = SkTAbs(innerWinding);
     bool result = absOut == absIn ? outerWinding < 0 : absOut < absIn;
     return result;
 }
 
 int SkOpSegment::windSum(const SkOpAngle* angle) const {
     const SkOpSpan* minSpan = angle->start()->starter(angle->end());
     return minSpan->windSum();
 }