Replace many skia::RefPtr with sk_sp<> in cc/

cc/playback/raster_source_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/playback/raster_source.h"
 
 #include <stddef.h>
 
 #include <memory>
 
 #include "cc/test/fake_recording_source.h"
 #include "cc/test/skia_common.h"
-#include "skia/ext/refptr.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkPixelRef.h"
 #include "third_party/skia/include/core/SkShader.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/size_conversions.h"
 
 namespace cc {
 namespace {
 
 TEST(RasterSourceTest, AnalyzeIsSolidUnscaled) {
@@ skipping 155 matching lines @@
   EXPECT_TRUE(is_solid_color);
   EXPECT_EQ(color, SkColorSetARGB(0, 0, 0, 0));
 }
 
 TEST(RasterSourceTest, PixelRefIteratorDiscardableRefsOneTile) {
   gfx::Size layer_bounds(512, 512);
 
   std::unique_ptr<FakeRecordingSource> recording_source =
       FakeRecordingSource::CreateFilledRecordingSource(layer_bounds);
 
-  skia::RefPtr<SkImage> discardable_image[2][2];
+  sk_sp<SkImage> discardable_image[2][2];
   discardable_image[0][0] = CreateDiscardableImage(gfx::Size(32, 32));
   discardable_image[0][1] = CreateDiscardableImage(gfx::Size(32, 32));
   discardable_image[1][1] = CreateDiscardableImage(gfx::Size(32, 32));
 
   // Discardable pixel refs are found in the following cells:
   // |---|---|
   // | x | x |
   // |---|---|
   // |   | x |
   // |---|---|
@@ skipping 333 matching lines @@
 
   scoped_refptr<RasterSource> raster =
       RasterSource::CreateFromRecordingSource(recording_source.get(), false);
   size_t total_memory_usage = raster->GetPictureMemoryUsage();
   EXPECT_GE(total_memory_usage, kReportedMemoryUsageInBytes);
   EXPECT_LT(total_memory_usage, 2 * kReportedMemoryUsageInBytes);
 }
 
 }  // namespace
 }  // namespace cc