Serialize DisplayListRecordingSource to protos.

cc/playback/display_item_list.cc

 // 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.
 
 #include "cc/playback/display_item_list.h"
 
 #include <string>
 
 #include "base/numerics/safe_conversions.h"
 #include "base/strings/stringprintf.h"
@@ skipping 48 matching lines @@
   scoped_refptr<DisplayItemList> list =
       DisplayItemList::Create(ProtoToRect(proto.layer_rect()),
                               DisplayItemListSettings(proto.settings()));
 
   for (int i = 0; i < proto.items_size(); i++) {
     const proto::DisplayItem& item_proto = proto.items(i);
     DisplayItemProtoFactory::AllocateAndConstruct(layer_rect, list.get(),
                                                   item_proto);
   }
 
+  list->Finalize();
+
   return list;
 }
 
 DisplayItemList::DisplayItemList(gfx::Rect layer_rect,
                                  const DisplayItemListSettings& settings,
                                  bool retain_individual_display_items)
     : items_(LargestDisplayItemSize(),
              LargestDisplayItemSize() * kDefaultNumDisplayItemsToReserve),
       settings_(settings),
       retain_individual_display_items_(retain_individual_display_items),
@@ skipping 74 matching lines @@
   item.Raster(canvas_.get(), gfx::Rect(), nullptr);
 }
 
 bool DisplayItemList::RetainsIndividualDisplayItems() const {
   return retain_individual_display_items_;
 }
 
 void DisplayItemList::Finalize() {
   // TODO(wkorman): Uncomment the assert below once we've investigated
   // and resolved issues. http://crbug.com/557905
+  // TODO(dtrainor): Need to deal with serializing visual_rects_.
+  // http://crbug.com/568757.
   // DCHECK_EQ(items_.size(), visual_rects_.size());
 
   // TODO(vmpstr): Build and make use of an RTree from the visual
   // rects. For now we just clear them out since we won't ever need
   // them to stick around post-Finalize. http://crbug.com/527245
   // This clears both the vector and the vector's capacity, since visual_rects_
   // won't be used anymore.
   std::vector<gfx::Rect>().swap(visual_rects_);
 
   if (settings_.use_cached_picture) {
@@ skipping 117 matching lines @@
 }
 
 void DisplayItemList::GetDiscardableImagesInRect(
     const gfx::Rect& rect,
     float raster_scale,
     std::vector<DrawImage>* images) {
   image_map_.GetDiscardableImagesInRect(rect, raster_scale, images);
 }
 
 }  // namespace cc