Revert[8] "replace SkXfermode obj with SkBlendMode enum in paints"

include/core/SkColorFilter.h

Index: include/core/SkColorFilter.h
diff --git a/include/core/SkColorFilter.h b/include/core/SkColorFilter.h
index 609550f6762409a8d0e9c29e08eb8931faf5fd59..5a23a343a28c66ef2f2018705cc37c0ac3148e27 100644
--- a/include/core/SkColorFilter.h
+++ b/include/core/SkColorFilter.h
@@ -115,6 +115,9 @@ public:
                     or NULL if the mode will have no effect.
     */
     static sk_sp<SkColorFilter> MakeModeFilter(SkColor c, SkXfermode::Mode mode);
+    static sk_sp<SkColorFilter> MakeModeFilter(SkColor c, SkBlendMode mode) {
+        return MakeModeFilter(c, (SkXfermode::Mode)mode);
+    }
 
     /** Construct a colorfilter whose effect is to first apply the inner filter and then apply
      *  the outer filter to the result of the inner's.