197484 2019-05-01 17:34:52 -0700 Need a scrolling tree node for nested overflow:scroll 2019-05-08 11:30:10 -0700 1 1 1 Unclassified WebKit Scrolling WebKit Nightly Build Unspecified Unspecified NEW InRadar P2 Normal --- 1 simon.fraser webkit-unassigned koivisto simon.fraser webkit-bug-importer oldest_to_newest 1532156 0 368739 simon.fraser 2019-05-01 17:34:52 -0700 Created attachment 368739 Testcase The attached content shows a bug where we need a scrolling tree node for an overflow:scroll nested inside overflow:scroll. 1534387 1 webkit-bug-importer 2019-05-08 11:30:10 -0700 <rdar://problem/50589131> 368739 2019-05-01 17:34:52 -0700 2019-05-01 17:34:52 -0700 Testcase composited-in-relative-in-scroller.html text/html 1377 simon.fraser PCFET0NUWVBFIGh0bWw+CjxodG1sPgo8aGVhZD4KICAgIDxtZXRhIG5hbWU9InZpZXdwb3J0IiBj b250ZW50PSJ3aWR0aD1kZXZpY2Utd2lkdGgsIGluaXRpYWwtc2NhbGU9MSwgc2hyaW5rLXRvLWZp dD1ubyI+CiAgICA8c3R5bGU+CiAgICAgICAgLnNjcm9sbGVyIHsKICAgICAgICAgICAgb3ZlcmZs b3c6IHNjcm9sbDsKICAgICAgICB9CiAgICAgICAgLm91dGVyIHsKICAgICAgICAgICAgaGVpZ2h0 OiAzNTBweDsKICAgICAgICAgICAgd2lkdGg6IDM1MHB4OwogICAgICAgICAgICBib3JkZXI6IDFw eCBzb2xpZCBibGFjazsKICAgICAgICAgICAgbWFyZ2luOiAyMHB4OwogICAgICAgIH0KCiAgICAg ICAgLmlubmVyIHsKICAgICAgICAgICAgbWFyZ2luLWxlZnQ6IDIwcHg7CiAgICAgICAgICAgIGhl aWdodDogMjAwcHg7CiAgICAgICAgICAgIHdpZHRoOiAyNTBweDsKICAgICAgICAgICAgYm9yZGVy OiAxcHggc29saWQgYmxhY2s7CiAgICAgICAgfQogICAgICAgIAogICAgICAgIC5zcGFjZXIgewog ICAgICAgICAgICBoZWlnaHQ6IDUwMHB4OwogICAgICAgICAgICBib3JkZXItbGVmdDogMjBweCBz b2xpZCBzaWx2ZXI7CiAgICAgICAgfQogICAgICAgIAogICAgICAgIC5yZWxhdGl2ZSB7CiAgICAg ICAgICAgIHBvc2l0aW9uOiByZWxhdGl2ZTsKICAgICAgICAgICAgYm9yZGVyOiAycHggc29saWQg b3JhbmdlOwogICAgICAgICAgICBtYXJnaW46IDEwcHg7CiAgICAgICAgICAgIHBhZGRpbmc6IDIw cHg7CiAgICAgICAgICAgIHotaW5kZXg6IDA7CiAgICAgICAgICAgIGJveC1zaGFkb3c6IDAgMCA1 cHggYmxhY2s7CiAgICAgICAgICAgIG1hcmdpbi10b3A6IDMwMHB4OwogICAgICAgIH0KICAgICAg ICAKICAgICAgICAuY29tcG9zaXRlZCB7CiAgICAgICAgICAgIHRyYW5zZm9ybTogdHJhbnNsYXRl WigwKTsKICAgICAgICB9CiAgICAgICAgCiAgICA8L3N0eWxlPgo8L2hlYWQ+Cjxib2R5PgogICAg CiAgICA8ZGl2IGNsYXNzPSJvdXRlciBzY3JvbGxlciI+CiAgICAgICAgPGRpdiBjbGFzcz0icmVs YXRpdmUiPgogICAgICAgICAgICByZWxhdGl2ZQogICAgICAgICAgICA8ZGl2IGNsYXNzPSJpbm5l ciBzY3JvbGxlciI+CiAgICAgICAgICAgICAgICBTY3JvbGxlZCBjb250ZW50CiAgICAgICAgICAg ICAgICA8ZGl2IGNsYXNzPSJzcGFjZXIiPjwvZGl2PgogICAgICAgICAgICAgICAgU2Nyb2xsZWQg Y29udGVudAogICAgICAgICAgICAgICAgPGRpdiBjbGFzcz0ic3BhY2VyIj48L2Rpdj4KICAgICAg ICAgICAgICAgIFNjcm9sbGVkIGNvbnRlbnQKICAgICAgICAgICAgPC9kaXY+CiAgICAgICAgPC9k aXY+CiAgICAgICAgPGRpdiBjbGFzcz0ic3BhY2VyIj48L2Rpdj4KICAgIDwvZGl2Pgo8L2JvZHk+ CjwvaHRtbD4K