Reland of path ops: fix conic weight and partial coincidence

src/pathops/SkPathOpsDebug.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef SkPathOpsDebug_DEFINED
 #define SkPathOpsDebug_DEFINED
 
 #include "SkPathOps.h"
@@ skipping 56 matching lines @@
 
 #else
 
 #define DEBUG_ACTIVE_OP 1
 #define DEBUG_ACTIVE_SPANS 1
 #define DEBUG_ADD_INTERSECTING_TS 1
 #define DEBUG_ADD_T 1
 #define DEBUG_ALIGNMENT 0
 #define DEBUG_ANGLE 1
 #define DEBUG_ASSEMBLE 1
-#define DEBUG_COINCIDENCE 1
+#define DEBUG_COINCIDENCE 0
 #define DEBUG_CUBIC_BINARY_SEARCH 0
 #define DEBUG_CUBIC_SPLIT 1
 #define DEBUG_DUMP_SEGMENTS 1
 #define DEBUG_FLOW 1
 #define DEBUG_LIMIT_WIND_SUM 5
 #define DEBUG_MARK_DONE 1
 #define DEBUG_PATH_CONSTRUCTION 1
 #define DEBUG_PERP 1
 #define DEBUG_SHOW_TEST_NAME 1
 #define DEBUG_SORT 1
-#define DEBUG_T_SECT 1
-#define DEBUG_T_SECT_DUMP 1
-#define DEBUG_T_SECT_LOOP_COUNT 1
+#define DEBUG_T_SECT 0
+#define DEBUG_T_SECT_DUMP 0
+#define DEBUG_T_SECT_LOOP_COUNT 0
 #define DEBUG_VALIDATE 1
 #define DEBUG_WINDING 1
 #define DEBUG_WINDING_AT_T 1
 
 #endif
 
 #ifdef SK_RELEASE
     #define SkDEBUGRELEASE(a, b) b
     #define SkDEBUGPARAMS(...)
     #define SkDEBUGCODE_(...)
@@ skipping 129 matching lines @@
     static const class SkOpSpanBase* DebugSpanSpan(const class SkOpSpanBase*, int id);
 };
 
 struct SkDQuad;
 
 // generates tools/path_sorter.htm and path_visualizer.htm compatible data
 void DumpQ(const SkDQuad& quad1, const SkDQuad& quad2, int testNo);
 void DumpT(const SkDQuad& quad, double t);
 
 #endif