tree f307c661c25eba98209b8c95fdaa71670dc5f775
parent ae2171eba6991eab7a212d33bf8e1203aec6f860
author John Stiles <johnstiles@google.com> 1627669044 -0400
committer SkCQ <skcq-be@skia-corp.google.com.iam.gserviceaccount.com> 1627673934 +0000

Reduce size of ChildPtr object.

We take advantage of their shared SkFlattenable lineage to store all
three types of object in the same sk_sp, and check their
Flattenable type to distinguish between them. Accessors allow us to
mimic the coding style of having three distinct fields.

Change-Id: I16426377f10fa2abffbf09bb7998c968614433df
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/435019
Commit-Queue: John Stiles <johnstiles@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>