path ops stream-lining

src/pathops/SkPathOpsTypes.h

Index: src/pathops/SkPathOpsTypes.h
diff --git a/src/pathops/SkPathOpsTypes.h b/src/pathops/SkPathOpsTypes.h
index b336e58855839c5ccb8bb29a7c3b40b06b8a10e3..a6457716340312a1806c2ed576484dcf5f67f21c 100644
--- a/src/pathops/SkPathOpsTypes.h
+++ b/src/pathops/SkPathOpsTypes.h
@@ -45,6 +45,10 @@ public:
         kMaxWindingTries = 10
     };
 
+    bool allocatedOpSpan() const {
+        return fAllocatedOpSpan;
+    }
+
     SkChunkAlloc* allocator() {
         return fAllocator;
     }
@@ -127,6 +131,14 @@ public:
     Phase phase() const {
         return fPhase;
     }
+    
+    void resetAllocatedOpSpan() {
+        fAllocatedOpSpan = false;
+    }
+
+    void setAllocatedOpSpan() {
+        fAllocatedOpSpan = true;
+    }
 
     void setAngleCoincidence() {
         fAngleCoincidence = true;
@@ -159,6 +171,7 @@ private:
     SkOpCoincidence* fCoincidence;
     SkOpContourHead* fContourHead;
     int fNested;
+    bool fAllocatedOpSpan;
     bool fWindingFailed;
     bool fAngleCoincidence;
     Phase fPhase;