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

cc/playback/compositing_display_item.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/playback/compositing_display_item.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/strings/stringprintf.h"
@@ skipping 72 matching lines @@
     ImageSerializationProcessor* image_serialization_processor) const {
   proto->set_type(proto::DisplayItem::Type_Compositing);
 
   proto::CompositingDisplayItem* details = proto->mutable_compositing_item();
   details->set_alpha(static_cast<uint32_t>(alpha_));
   details->set_mode(SkXfermodeModeToProto(xfermode_));
   if (has_bounds_)
     RectFToProto(gfx::SkRectToRectF(bounds_), details->mutable_bounds());
 
   if (color_filter_) {
-    skia::RefPtr<SkData> data =
-        skia::AdoptRef(SkValidatingSerializeFlattenable(color_filter_.get()));
+    sk_sp<SkData> data(SkValidatingSerializeFlattenable(color_filter_.get()));
     if (data->size() > 0)
       details->set_color_filter(data->data(), data->size());
   }
 
   details->set_lcd_text_requires_opaque_layer(lcd_text_requires_opaque_layer_);
 }
 
 void CompositingDisplayItem::Raster(
     SkCanvas* canvas,
     const gfx::Rect& canvas_target_playback_rect,
@@ skipping 58 matching lines @@
   array->AppendString(
       base::StringPrintf("EndCompositingDisplayItem visualRect: [%s]",
                          visual_rect.ToString().c_str()));
 }
 
 size_t EndCompositingDisplayItem::ExternalMemoryUsage() const {
   return 0;
 }
 
 }  // namespace cc