GraphicsLayerWC leaks BitmapTexture in BitmapTexturePool
Pull request: https://github.com/WebKit/WebKit/pull/12727
Committed 262984@main (e9dc300e16eb): <https://commits.webkit.org/262984@main> Reviewed commits have been landed. Closing PR #12727 and removing active labels.
<rdar://problem/108061004>