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

cc/raster/gpu_rasterizer.cc

 // Copyright 2015 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/raster/gpu_rasterizer.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/metrics/histogram.h"
@@ skipping 31 matching lines @@
     ResourceProvider::ScopedWriteLockGr* write_lock,
     const RasterSource* raster_source,
     const gfx::Rect& raster_full_rect,
     const gfx::Rect& playback_rect,
     float scale,
     const RasterSource::PlaybackSettings& playback_settings) {
   // Play back raster_source into temp SkPicture.
   SkPictureRecorder recorder;
   const gfx::Size size = write_lock->GetResourceSize();
   const int flags = SkPictureRecorder::kComputeSaveLayerInfo_RecordFlag;
-  skia::RefPtr<SkCanvas> canvas = skia::SharePtr(
+  sk_sp<SkCanvas> canvas = sk_ref_sp(
       recorder.beginRecording(size.width(), size.height(), NULL, flags));
   canvas->save();
   raster_source->PlaybackToCanvas(canvas.get(), raster_full_rect, playback_rect,
                                   scale, playback_settings);
   canvas->restore();
   sk_sp<SkPicture> picture = recorder.finishRecordingAsPicture();
 
   // Turn on distance fields for layers that have ever animated.
   bool use_distance_field_text =
       use_distance_field_text_ ||
@@ skipping 15 matching lines @@
       return;
 
     SkMultiPictureDraw multi_picture_draw;
     multi_picture_draw.add(sk_surface->getCanvas(), picture.get());
     multi_picture_draw.draw(false);
     write_lock->ReleaseSkSurface();
   }
 }
 
 }  // namespace cc