210859 2020-04-22 08:43:27 -0700 fast/events/event-handler-detached-document-dispatchEvent.html is crashing 2020-04-22 12:38:05 -0700 1 1 1 Unclassified WebKit Media Other Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 eric.carlson eric.carlson cdumez esprehn+autocc ews-watchlist glenn gyuyoung.kim jer.noble philipj sergio webkit-bug-importer oldest_to_newest 1644311 0 eric.carlson 2020-04-22 08:43:27 -0700 r260182 causes fast/events/event-handler-detached-document-dispatchEvent.html to crash. 1644313 1 eric.carlson 2020-04-22 08:43:50 -0700 <rdar://problem/62072269> 1644318 2 397197 eric.carlson 2020-04-22 08:55:40 -0700 Created attachment 397197 Patch 1644359 3 397197 jer.noble 2020-04-22 09:53:22 -0700 Comment on attachment 397197 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=397197&action=review r=me, with nit. > Source/WebCore/html/MediaElementSession.cpp:146 > + if (m_haveAddedMediaUsageManagerSession) > + return; > + > + auto page = m_element.document().page(); > + if (!page) > + return; > + > + page->chrome().client().addMediaUsageManagerSession(mediaSessionIdentifier(), m_element.sourceApplicationIdentifier(), m_element.document().url()); > + m_haveAddedMediaUsageManagerSession = true; A smart person once told me <https://bugs.webkit.org/show_bug.cgi?id=210589#c3> that they preferred to set this kind of state before calling the callback to protect against re-entrancy. ;) 1644392 4 397197 eric.carlson 2020-04-22 10:50:47 -0700 Comment on attachment 397197 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=397197&action=review >> Source/WebCore/html/MediaElementSession.cpp:146 >> + m_haveAddedMediaUsageManagerSession = true; > > A smart person once told me <https://bugs.webkit.org/show_bug.cgi?id=210589#c3> that they preferred to set this kind of state before calling the callback to protect against re-entrancy. ;) LOL, good point! 1644394 5 397224 eric.carlson 2020-04-22 10:52:23 -0700 Created attachment 397224 Patch for landing. 1644435 6 ews-feeder 2020-04-22 12:38:04 -0700 Committed r260529: <https://trac.webkit.org/changeset/260529> All reviewed patches have been landed. Closing bug and clearing flags on attachment 397224. 397197 2020-04-22 08:55:40 -0700 2020-04-22 10:52:22 -0700 Patch bug-210859-20200422085539.patch text/plain 4387 eric.carlson U3VidmVyc2lvbiBSZXZpc2lvbjogMjYwMjE3CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggNGIyMGNkZmE3ZmU0NDY0 NWFhYmU3NjYyNmI1ZGY5ZjY3NDI0ZWU0MS4uY2QyNmIwMjE0Y2FmZGZkYzBkYmM5MGRiMjIxNDc0 MWU5NTM1NzRjZiAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSwzICsxLDI0IEBACisyMDIwLTA0LTIyICBFcmlj IENhcmxzb24gIDxlcmljLmNhcmxzb25AYXBwbGUuY29tPgorCisgICAgICAgIGZhc3QvZXZlbnRz L2V2ZW50LWhhbmRsZXItZGV0YWNoZWQtZG9jdW1lbnQtZGlzcGF0Y2hFdmVudC5odG1sIGlzIGNy YXNoaW5nCisgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0y MTA4NTkKKyAgICAgICAgPHJkYXI6Ly9wcm9ibGVtLzYyMDcyMjY5PgorCisgICAgICAgIFJldmll d2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorCisgICAgICAgIEEgbWVkaWEgc2Vzc2lvbiBtYXkgbm90 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