Stub for conic section max curvature

include/core/SkGeometry.h

Index: include/core/SkGeometry.h
diff --git a/include/core/SkGeometry.h b/include/core/SkGeometry.h
index d7836db735eaf749423c24a28a5efdad80ec4e41..2fad5cfee6562231e41459368372a0e144ed7b8c 100644
--- a/include/core/SkGeometry.h
+++ b/include/core/SkGeometry.h
@@ -255,6 +255,11 @@ struct SkConic {
 
     void computeTightBounds(SkRect* bounds) const;
     void computeFastBounds(SkRect* bounds) const;
+
+    // Find the parameter value where the conic takes on its maximum curvature.

[reed1, 2014/02/21 17:09:41]

nit: /** style comments match others in (esp. public) headers, and are
digestible by doxygen.

+    // Returns true if the max curvature is inside the 0..1 parameter range,
+    // otherwise returns false and leaves its t parameter unchanged.
+    bool findMaxCurvature(SkScalar* t) const;
 };
 
 #include "SkTemplates.h"