Add ability to ninepatch blurred rounded rectangle

src/core/SkBitmapDevice.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmapDevice.h"
 #include "SkConfig8888.h"
 #include "SkDraw.h"
@@ skipping 214 matching lines @@
     SkPath path;
     path.addOval(oval);
     // call the VIRTUAL version, so any subclasses who do handle drawPath aren't
     // required to override drawOval.
     this->drawPath(draw, path, paint, NULL, true);
 }
 
 void SkBitmapDevice::drawRRect(const SkDraw& draw, const SkRRect& rrect, const SkPaint& paint) {
     CHECK_FOR_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,
                               const SkPaint& paint, const SkMatrix* prePathMatrix,
                               bool pathIsMutable) {
     CHECK_FOR_ANNOTATION(paint);
     draw.drawPath(path, paint, prePathMatrix, pathIsMutable);
 }
 
 void SkBitmapDevice::drawBitmap(const SkDraw& draw, const SkBitmap& bitmap,
@@ skipping 150 matching lines @@
         paint.getStyle() != SkPaint::kFill_Style ||
         !SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrcOver_Mode)) {
         // turn off lcd
         flags->fFlags = paint.getFlags() & ~SkPaint::kLCDRenderText_Flag;
         flags->fHinting = paint.getHinting();
         return true;
     }
     // we're cool with the paint as is
     return false;
 }