pathops coincident work

src/pathops/SkOpAngle.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 SkOpAngle_DEFINED
 #define SkOpAngle_DEFINED
 
 #include "SkLineParameters.h"
@@ skipping 12 matching lines @@
 public:
     enum IncludeType {
         kUnaryWinding,
         kUnaryXor,
         kBinarySingle,
         kBinaryOpp,
     };
 
     const SkOpAngle* debugAngle(int id) const;
     const SkOpCoincidence* debugCoincidence() const;
-    SkOpContour* debugContour(int id);
+    SkOpContour* debugContour(int id) const;
 
     int debugID() const {
         return SkDEBUGRELEASE(fID, -1);
     }
 
 #if DEBUG_SORT
     void debugLoop() const;
 #endif
 
 #if DEBUG_ANGLE
@@ skipping 88 matching lines @@
     bool fComputedSector;
     bool fCheckCoincidence;
     SkDEBUGCODE(int fID);
 
     friend class PathOpsAngleTester;
 };
 
 
 
 #endif