[blimp] Add SkPicture caching support.

cc/playback/drawing_display_item.h

Index: cc/playback/drawing_display_item.h
diff --git a/cc/playback/drawing_display_item.h b/cc/playback/drawing_display_item.h
index c24fe23db3fd6f9b967630198e9461d922055d70..0d4ad81cc0d6f30d6874d287ad513424d3683141 100644
--- a/cc/playback/drawing_display_item.h
+++ b/cc/playback/drawing_display_item.h
@@ -18,21 +18,23 @@ class SkCanvas;
 class SkPicture;
 
 namespace cc {
-class ImageSerializationProcessor;
+class ClientPictureCache;
+class EnginePictureCache;
 
 class CC_EXPORT DrawingDisplayItem : public DisplayItem {
  public:
   DrawingDisplayItem();
   explicit DrawingDisplayItem(sk_sp<const SkPicture> picture);
-  explicit DrawingDisplayItem(
-      const proto::DisplayItem& proto,
-      ImageSerializationProcessor* image_serialization_processor);
+  explicit DrawingDisplayItem(const proto::DisplayItem& proto,
+                              ClientPictureCache* client_picture_cache);
   explicit DrawingDisplayItem(const DrawingDisplayItem& item);
   ~DrawingDisplayItem() override;
 
-  void ToProtobuf(proto::DisplayItem* proto,
-                  ImageSerializationProcessor* image_serialization_processor)
-      const override;
+  void ToProtobuf(proto::DisplayItem* proto) const override;
+  void MarkForRegistrationEngine(
+      EnginePictureCache* engine_picture_cache) const override;
+  void MarkForUnregistrationEngine(
+      EnginePictureCache* engine_picture_cache) const override;
   void Raster(SkCanvas* canvas,
               const gfx::Rect& canvas_playback_rect,
               SkPicture::AbortCallback* callback) const override;