shape ops work in progress

git-svn-id: http://skia.googlecode.com/svn/trunk@7758 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/Intersection/Intersections.h b/experimental/Intersection/Intersections.h
index 449849c..33fc0ac 100644
--- a/experimental/Intersection/Intersections.h
+++ b/experimental/Intersection/Intersections.h
@@ -79,9 +79,11 @@
         return fUsed > 0;
     }
 
+    void removeOne(int index);
+    
     // leaves flip, swap alone
     void reset() {
-        fUsed = /* fUsed2 = fCoincidentUsed = */ 0;
+        fUsed = 0;
         fUnsortable = false;
     }