switch maskfilters to sk_sp

tests/PaintTest.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
 #include "SkLayerDrawLooper.h"
@@ skipping 129 matching lines @@
 
 DEF_TEST(Paint_copy, reporter) {
     SkPaint paint;
     // set a few member variables
     paint.setStyle(SkPaint::kStrokeAndFill_Style);
     paint.setTextAlign(SkPaint::kLeft_Align);
     paint.setStrokeWidth(SkIntToScalar(2));
     // set a few pointers
     SkLayerDrawLooper::Builder looperBuilder;
     paint.setLooper(looperBuilder.detach());
-    SkMaskFilter* mask = SkBlurMaskFilter::Create(kNormal_SkBlurStyle,
-                                      SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(1)));
-    paint.setMaskFilter(mask)->unref();
+    paint.setMaskFilter(SkBlurMaskFilter::Make(kNormal_SkBlurStyle,
+                                               SkBlurMask::ConvertRadiusToSigma(1)));
 
     // copy the paint using the copy constructor and check they are the same
     SkPaint copiedPaint = paint;
     REPORTER_ASSERT(reporter, paint == copiedPaint);
 
     // copy the paint using the equal operator and check they are the same
     copiedPaint = paint;
     REPORTER_ASSERT(reporter, paint == copiedPaint);
 
     // clean the paint and check they are back to their initial states
@@ skipping 197 matching lines @@
 
     SkColorMatrix cm;
     cm.setIdentity();   // does not change alpha
     paint.setColorFilter(SkColorFilter::MakeMatrixFilterRowMajor255(cm.fMat));
     REPORTER_ASSERT(r, paint.nothingToDraw());
 
     cm.postTranslate(0, 0, 0, 1);    // wacks alpha
     paint.setColorFilter(SkColorFilter::MakeMatrixFilterRowMajor255(cm.fMat));
     REPORTER_ASSERT(r, !paint.nothingToDraw());
 }