Add ability to ninepatch blurred rounded rectangle

include/core/SkMaskFilter.h

Index: include/core/SkMaskFilter.h
diff --git a/include/core/SkMaskFilter.h b/include/core/SkMaskFilter.h
index 93e2d4bc33eea61e4079dbda6a6d507afc54b354..79c94b9c9efa86e0b82eb9833c470330b8bf91cd 100644
--- a/include/core/SkMaskFilter.h
+++ b/include/core/SkMaskFilter.h
@@ -21,6 +21,7 @@ class SkBounder;
 class SkMatrix;
 class SkPath;
 class SkRasterClip;
+class SkRRect;
 
 /** \class SkMaskFilter
 
@@ -163,6 +164,10 @@ protected:
                                            const SkIRect& clipBounds,
                                            NinePatch*) const;
 
+    virtual FilterReturn filterRRectToNine(const SkRRect&, const SkMatrix&,
+                                           const SkIRect& clipBounds,
+                                           NinePatch*) const;
+
 private:
     friend class SkDraw;
 
@@ -175,6 +180,10 @@ private:
                     const SkRasterClip&, SkBounder*, SkBlitter* blitter,
                     SkPaint::Style style) const;
 
+    bool filterRRect(const SkRRect& devRRect, const SkMatrix& devMatrix,
+                     const SkRasterClip&, SkBounder*, SkBlitter* blitter,
+                     SkPaint::Style style) const;
+
     typedef SkFlattenable INHERITED;
 };