Fix blitting selector#20264

Merged

jklymak merged 2 commits intomatplotlib:masterfrom

ericpre:fix_blitting_selector

May 20, 2021

Commits on May 19, 2021

Fix draw recursive loop when resizing figure containing Selector using blit.
ericpre
committed
Fix background when using Selector, blitting and the background hasn't been created yet.
ericpre
committed