[NOT FOR COMMIT] Fully replace SkCanvas uses.

cc/playback/drawing_display_item.h

 // Copyright 2014 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.
 
 #ifndef CC_PLAYBACK_DRAWING_DISPLAY_ITEM_H_
 #define CC_PLAYBACK_DRAWING_DISPLAY_ITEM_H_
 
 #include <stddef.h>
 
 #include <memory>
 #include <vector>
 
 #include "cc/base/cc_export.h"
 #include "cc/playback/display_item.h"
+#include "skia/ext/cdl_common.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "ui/gfx/geometry/point_f.h"
 
 class SkCanvas;
 class SkPicture;
 
 namespace cc {
 class ClientPictureCache;
 
 class CC_EXPORT DrawingDisplayItem : public DisplayItem {
  public:
   DrawingDisplayItem();
-  explicit DrawingDisplayItem(sk_sp<const SkPicture> picture);
+  explicit DrawingDisplayItem(sk_sp<const CdlPicture> picture);
   explicit DrawingDisplayItem(const proto::DisplayItem& proto,
                               ClientPictureCache* client_picture_cache,
                               std::vector<uint32_t>* used_engine_picture_ids);
   explicit DrawingDisplayItem(const DrawingDisplayItem& item);
   ~DrawingDisplayItem() override;
 
   void ToProtobuf(proto::DisplayItem* proto) const override;
-  sk_sp<const SkPicture> GetPicture() const override;
-  void Raster(SkCanvas* canvas,
+  sk_sp<const CdlPicture> GetPicture() const override;
+  void Raster(CdlCanvas* canvas,
               SkPicture::AbortCallback* callback) const override;
   void AsValueInto(const gfx::Rect& visual_rect,
                    base::trace_event::TracedValue* array) const override;
   size_t ExternalMemoryUsage() const override;
 
   int ApproximateOpCount() const;
 
   void CloneTo(DrawingDisplayItem* item) const;
 
  private:
-  void SetNew(sk_sp<const SkPicture> picture);
+  void SetNew(sk_sp<const CdlPicture> picture);
 
-  sk_sp<const SkPicture> picture_;
+  sk_sp<const CdlPicture> picture_;
 };
 
 }  // namespace cc
 
 #endif  // CC_PLAYBACK_DRAWING_DISPLAY_ITEM_H_