shape ops work in progress

git-svn-id: http://skia.googlecode.com/svn/trunk@7788 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/Intersection/QuarticRoot.h b/experimental/Intersection/QuarticRoot.h
index 3692caa..3089d59 100644
--- a/experimental/Intersection/QuarticRoot.h
+++ b/experimental/Intersection/QuarticRoot.h
@@ -1,5 +1,5 @@
 int reducedQuarticRoots(const double t4, const double t3, const double t2, const double t1,
         const double t0, const bool oneHint, double s[4]);
 
-int quarticRootsReal(const double A, const double B, const double C, const double D,
-        const double E, double s[4]);
+int quarticRootsReal(int firstCubicRoot, const double A, const double B, const double C,
+        const double D, const double E, double s[4]);