Bring sk_sp to GrDrawContext

src/effects/SkBlurMaskFilter.cpp

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBlurMaskFilter.h"
 #include "SkBlurMask.h"
 #include "SkGpuBlurUtils.h"
@@ skipping 1258 matching lines @@
             //             = src + (1 - src) * dst
             paint.setCoverageSetOpXPFactory(SkRegion::kUnion_Op);
         } else if (kOuter_SkBlurStyle == fBlurStyle) {
             // outer:  dst = dst * (1 - src)
             //             = 0 * src + (1 - src) * dst
             paint.setCoverageSetOpXPFactory(SkRegion::kDifference_Op);
         } else {
             paint.setCoverageSetOpXPFactory(SkRegion::kReplace_Op);
         }
 
-        SkAutoTUnref<GrDrawContext> drawContext(context->drawContext((*result)->asRenderTarget()));
+        sk_sp<GrDrawContext> drawContext(
+                                    context->drawContext(sk_ref_sp((*result)->asRenderTarget())));
         if (!drawContext) {
             return false;
         }
 
         drawContext->drawRect(GrClip::WideOpen(), paint, SkMatrix::I(), clipRect);
     }
 
     return true;
 }
 
@@ skipping 25 matching lines @@
     } else {
         str->append("None");
     }
     str->append("))");
 }
 #endif
 
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkBlurMaskFilter)
     SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkBlurMaskFilterImpl)
 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END