197811 2019-05-10 19:12:41 -0700 Need to issue repaints when layers become shared 2019-05-12 11:25:45 -0700 1 1 1 Unclassified WebKit Compositing WebKit Nightly Build Unspecified Unspecified RESOLVED DUPLICATE 197825 InRadar P2 Normal --- 197561 1 simon.fraser webkit-unassigned simon.fraser webkit-bug-importer zalan oldest_to_newest 1535307 0 369635 simon.fraser 2019-05-10 19:12:41 -0700 Created attachment 369635 Testcase Scroll the attached test case. The blue box disappears when you scroll down then up. 1535308 1 webkit-bug-importer 2019-05-10 19:12:59 -0700 <rdar://problem/50686229> 1535454 2 simon.fraser 2019-05-12 11:25:45 -0700 *** This bug has been marked as a duplicate of bug 197825 *** 369635 2019-05-10 19:12:41 -0700 2019-05-10 19:12:41 -0700 Testcase shared-layer-isolates-blending.html text/html 972 simon.fraser PCFET0NUWVBFIGh0bWw+IDwhLS0gd2Via2l0LXRlc3QtcnVubmVyIFsgaW50ZXJuYWw6QXN5bmNP dmVyZmxvd1Njcm9sbGluZ0VuYWJsZWQ9dHJ1ZSBdIC0tPgo8aHRtbD4KPGhlYWQ+CiAgICA8dGl0 bGU+VGVzdHMgcGFpbnRpbmcgb2YgYSBsYXllciB3aXRoIG9wYWNpdHkgaW50byBzaGFyZWQgYmFj a2luZzwvdGl0bGU+CiAgICA8c3R5bGU+CiAgICAgICAgLnNjcm9sbGFibGUgewogICAgICAgICAg ICBvdmVyZmxvdy15OiBzY3JvbGw7CiAgICAgICAgICAgIGhlaWdodDogMzAwcHg7CiAgICAgICAg ICAgIHdpZHRoOiAzMDBweDsKICAgICAgICAgICAgbWFyZ2luOiAxMHB4OwogICAgICAgICAgICBi b3JkZXI6IDFweCBzb2xpZCBibGFjazsKICAgICAgICB9CgkJCgkJLmlzb2xhdGlvbiB7Ci8qCQkJ aXNvbGF0aW9uOiBpc29sYXRlOyovCgkJfQoJCQoJCS5ib3guc2hhcmluZyB7CiAgICAgICAgICAg IGJhY2tncm91bmQtY29sb3I6IGJsdWU7CgkJfQoJCQoJCS5ib3ggewoJCQlwb3NpdGlvbjogcmVs YXRpdmU7CgkJCXRvcDogNTBweDsKCQkJbGVmdDogNTBweDsKICAgICAgICAgICAgd2lkdGg6IDE4 MHB4OwogICAgICAgICAgICBoZWlnaHQ6IDE4MHB4OwogICAgICAgICAgICBiYWNrZ3JvdW5kLWNv bG9yOiBncmVlbjsKCQl9CgkJCgkJLmJsZW5kaW5nIHsKLyogICAgICAgICAgICBtaXgtYmxlbmQt bW9kZTogZGlmZmVyZW5jZTsqLwoJCX0KICAgIAogICAgICAgIC5zcGFjZXIgewogICAgICAgICAg ICBoZWlnaHQ6IDUwMHB4OwogICAgICAgIH0KICAgIDwvc3R5bGU+CjwvaGVhZD4KPGJvZHk+CiAg ICA8ZGl2IGNsYXNzPSJzY3JvbGxhYmxlIj4KICAgICAgICA8ZGl2IGNsYXNzPSJzaGFyaW5nIGJv eCI+CgkJCTxkaXYgY2xhc3M9ImJsZW5kaW5nIGJveCI+PC9kaXY+CiAgICAgICAgPC9kaXY+CiAg ICAgICAgPGRpdiBjbGFzcz0ic3BhY2VyIj48L2Rpdj4KICAgIDwvZGl2Pgo8L2JvZHk+CjwvaHRt bD4K