Update SkMatrixImageFilter to sk_sp

gm/matriximagefilter.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkColor.h"
 #include "SkImageFilter.h"
 
 static void draw(SkCanvas* canvas, const SkRect& rect, const SkBitmap& bitmap,
                  const SkMatrix& matrix, SkFilterQuality filter) {
-        SkAutoTUnref<SkImageFilter> imageFilter(
-            SkImageFilter::CreateMatrixFilter(matrix, filter));
         SkPaint paint;
-        paint.setImageFilter(imageFilter.get());
+        paint.setImageFilter(SkImageFilter::MakeMatrixFilter(matrix, filter, nullptr));
         canvas->saveLayer(&rect, &paint);
         canvas->drawBitmap(bitmap, 0, 0);
         canvas->restore();
 }
 
 static void make_checkerboard(SkBitmap* bitmap) {
         bitmap->allocN32Pixels(64, 64);
         SkCanvas canvas(*bitmap);
         SkPaint darkPaint;
         darkPaint.setColor(sk_tool_utils::color_to_565(0xFF404040));
@@ skipping 29 matching lines @@
 
 #if 0
         // This may be causing Mac 10.6 to barf.
         canvas->translate(srcRect.width() + margin, 0);
         draw(canvas, srcRect, checkerboard, matrix, kMedium_SkFilterQuality);
 
         canvas->translate(srcRect.width() + margin, 0);
         draw(canvas, srcRect, checkerboard, matrix, kHigh_SkFilterQuality);
 #endif
 }