Revert of Remove cullRect() from PaintOpBuffer.

cc/paint/display_item_list.cc

Index: cc/paint/display_item_list.cc
diff --git a/cc/paint/display_item_list.cc b/cc/paint/display_item_list.cc
index 4161df1a8dbefde359ef68cdba124aa19519830f..2837bf74062bb29c984795d08e95be2b12bdb52a 100644
--- a/cc/paint/display_item_list.cc
+++ b/cc/paint/display_item_list.cc
@@ -98,7 +98,7 @@ NOINLINE DISABLE_CFI_PERF void RasterItem(const DisplayItem& base_item,
       break;
     case DisplayItem::DRAWING: {
       const auto& item = static_cast<const DrawingDisplayItem&>(base_item);
-      if (canvas->quickReject(item.bounds))
+      if (canvas->quickReject(item.picture->cullRect()))
         break;
 
       // TODO(enne): Maybe the PaintRecord itself could know whether this
@@ -427,15 +427,15 @@ DisplayItemList::CreateTracedValue(bool include_items) const {
           state->EndArray();
 
           state->BeginArray("cullRect");
-          state->AppendInteger(item.bounds.x());
-          state->AppendInteger(item.bounds.y());
-          state->AppendInteger(item.bounds.width());
-          state->AppendInteger(item.bounds.height());
+          state->AppendInteger(item.picture->cullRect().x());
+          state->AppendInteger(item.picture->cullRect().y());
+          state->AppendInteger(item.picture->cullRect().width());
+          state->AppendInteger(item.picture->cullRect().height());
           state->EndArray();
 
           std::string b64_picture;
-          PictureDebugUtil::SerializeAsBase64(
-              ToSkPicture(item.picture, item.bounds).get(), &b64_picture);
+          PictureDebugUtil::SerializeAsBase64(ToSkPicture(item.picture).get(),
+                                              &b64_picture);
           state->SetString("skp64", b64_picture);
           state->EndDictionary();
           break;