Add ability to ninepatch blurred rounded rectangle

src/core/SkBitmapDevice.cpp

Index: src/core/SkBitmapDevice.cpp
diff --git a/src/core/SkBitmapDevice.cpp b/src/core/SkBitmapDevice.cpp
index ff68481538286fd25f92734f527a3134de03b1f4..1d9bfe3d2e928320de29559295511314766901f1 100644
--- a/src/core/SkBitmapDevice.cpp
+++ b/src/core/SkBitmapDevice.cpp
@@ -232,11 +232,7 @@ void SkBitmapDevice::drawOval(const SkDraw& draw, const SkRect& oval, const SkPa
 void SkBitmapDevice::drawRRect(const SkDraw& draw, const SkRRect& rrect, const SkPaint& paint) {
     CHECK_FOR_NODRAW_ANNOTATION(paint);
 
-    SkPath  path;
-    path.addRRect(rrect);
-    // call the VIRTUAL version, so any subclasses who do handle drawPath aren't
-    // required to override drawRRect.
-    this->drawPath(draw, path, paint, NULL, true);
+    draw.drawRRect(rrect, paint);
 }
 
 void SkBitmapDevice::drawPath(const SkDraw& draw, const SkPath& path,