201638 2019-09-10 04:03:38 -0700 UserMediaProcessManager is revoking sandbox extensions too aggressively 2019-09-10 06:53:13 -0700 1 1 1 Unclassified WebKit WebRTC WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 200975 1 youennf youennf commit-queue eric.carlson ews-watchlist glenn jer.noble philipj sergio webkit-bug-importer youennf oldest_to_newest 1569497 0 youennf 2019-09-10 04:03:38 -0700 UserMediaProcessManager is revoking sandbox extensions too aggressively 1569498 1 378455 youennf 2019-09-10 04:11:00 -0700 Created attachment 378455 Patch 1569513 2 378455 eric.carlson 2019-09-10 05:59:22 -0700 Comment on attachment 378455 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=378455&action=review > Source/WebKit/ChangeLog:11 > + Sandbox revocation was sometimes happening when a page is being closed while another page from the same process is starting capture. > + In that case, revocation might happen while it should not. > + To prevent this, we do not revoke sandbox extensions if there are pending captures for a page of the process. > + Whenever a page does not have any pending capture, sandbox extensions may be revoked. Nit: it is probably worth mentioning that these changes fixes an existing test. 1569514 3 378458 youennf 2019-09-10 06:07:49 -0700 Created attachment 378458 Patch for landing 1569520 4 378458 commit-queue 2019-09-10 06:52:43 -0700 Comment on attachment 378458 Patch for landing Clearing flags on attachment: 378458 Committed r249712: <https://trac.webkit.org/changeset/249712> 1569521 5 commit-queue 2019-09-10 06:52:45 -0700 All reviewed patches have been landed. Closing bug. 1569522 6 webkit-bug-importer 2019-09-10 06:53:13 -0700 <rdar://problem/55220850> 378455 2019-09-10 04:11:00 -0700 2019-09-10 06:07:46 -0700 Patch bug-201638-20190910131059.patch text/plain 4382 youennf U3VidmVyc2lvbiBSZXZpc2lvbjogMjQ5NzA2CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L0No YW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCmluZGV4IGVkNmFiMTVjNDc5M2JlOWQy ZjVmN2U5MDc0YjgzZGMyZjVjOTk2NTcuLjk4M2M4YTZlMTVjNTEwNDEwYmI4MTk5ZmRkMDExYWQ2 OWZmMzQxODQgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCisrKyBiL1NvdXJj ZS9XZWJLaXQvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMjIgQEAKKzIwMTktMDktMTAgIFlvdWVubiBG YWJsZXQgIDx5b3Vlbm5AYXBwbGUuY29tPgorCisgICAgICAgIFVzZXJNZWRpYVByb2Nlc3NNYW5h Z2VyIGlzIHJldm9raW5nIHNhbmRib3ggZXh0ZW5zaW9ucyB0b28gYWdncmVzc2l2ZWx5CisgICAg ICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0yMDE2MzgKKworICAg ICAgICBSZXZpZXdlZCBieSBOT0JPRFkgKE9PUFMhKS4KKworICAgICAgICBTYW5kYm94IHJldm9j YXRpb24gd2FzIHNvbWV0aW1lcyBoYXBwZW5pbmcgd2hlbiBhIHBhZ2UgaXMgYmVpbmcgY2xvc2Vk 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