switch surface to sk_sp

tests/ResourceCacheTest.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 here to ensure SK_SUPPORT_GPU is set correctly before it is examined.
 #include "SkTypes.h"
 
@@ skipping 19 matching lines @@
 static const int gHeight = 480;
 
 ////////////////////////////////////////////////////////////////////////////////
 DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ResourceCacheCache, reporter, context) {
     GrSurfaceDesc desc;
     desc.fConfig = kSkia8888_GrPixelConfig;
     desc.fFlags = kRenderTarget_GrSurfaceFlag;
     desc.fWidth = gWidth;
     desc.fHeight = gHeight;
     SkImageInfo info = SkImageInfo::MakeN32Premul(gWidth, gHeight);
-    SkAutoTUnref<SkSurface> surface(SkSurface::NewRenderTarget(context,
-                                                               SkBudgeted::kNo, info));
+    auto surface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
     SkCanvas* canvas = surface->getCanvas();
 
     const SkIRect size = SkIRect::MakeWH(gWidth, gHeight);
 
     SkBitmap src;
     src.allocN32Pixels(size.width(), size.height());
     src.eraseColor(SK_ColorBLACK);
     size_t srcSize = src.getSize();
 
     size_t initialCacheSize;
@@ skipping 1257 matching lines @@
     test_cache_chained_purge(reporter);
     test_resource_size_changed(reporter);
     test_timestamp_wrap(reporter);
     test_flush(reporter);
     test_large_resource_count(reporter);
     test_custom_data(reporter);
     test_abandoned(reporter);
 }
 
 #endif