Update SkOffsetImageFilter to sk_sp

gm/lighting.cpp

 /*
  * Copyright 2012 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 "SkLightingImageFilter.h"
 #include "SkOffsetImageFilter.h"
@@ skipping 62 matching lines @@
         SkScalar cutoffAngle = SkIntToScalar(15);
         SkScalar kd = SkIntToScalar(2);
         SkScalar ks = SkIntToScalar(1);
         SkScalar shininess = SkIntToScalar(8);
         SkScalar surfaceScale = SkIntToScalar(1);
         SkColor white(0xFFFFFFFF);
         SkPaint paint;
 
         SkImageFilter::CropRect cropRect(SkRect::MakeXYWH(20, 10, 60, 65));
         SkImageFilter::CropRect fullSizeCropRect(SkRect::MakeXYWH(0, 0, 100, 100));
-        SkAutoTUnref<SkImageFilter> noopCropped(SkOffsetImageFilter::Create(0, 0, nullptr, &cropRect));
+        sk_sp<SkImageFilter> noopCropped(SkOffsetImageFilter::Make(0, 0, nullptr, &cropRect));
 
         int y = 0;
         for (int i = 0; i < 3; i++) {
             const SkImageFilter::CropRect* cr = (i == 1) ? &cropRect : (i == 2) ? &fullSizeCropRect : nullptr;
             SkImageFilter* input = (i == 2) ? noopCropped.get() : nullptr;
             paint.setImageFilter(SkLightingImageFilter::CreatePointLitDiffuse(pointLocation,
                                                                               white,
                                                                               surfaceScale,
                                                                               kd,
                                                                               input,
@@ skipping 58 matching lines @@
 private:
     SkBitmap fBitmap;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new ImageLightingGM;)
 }