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Bug 1730350 - Add comments to explains why !XRE_IsE10sParetnProcess() is needed in ClientManagerService. r=dom-worker-reviewers,asuth

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Differential Revision: https://phabricator.services.mozilla.com/D125518
This commit is contained in:
Eden Chuang 2021-09-15 08:19:24 +00:00
parent a346591234
commit 963f6a7e85
1 changed files with 10 additions and 0 deletions
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10
dom/clients/manager/ClientManagerService.cpp
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@ -337,6 +337,16 @@ void ClientManagerService::ForgetFutureSource(
return;
}
// For non-e10s case, ClientChannelHelperParent will be freed before real
// ClientSourceParnet be created. In the end this methoed will be called to
// release the FutureClientSourceParent. That means a ClientHandle operation
// which waits for the FutureClientSourceParent will have no chance to
// connect to the ClientSourceParent. So the FutureClientSourceParent should
// be keep in this case.
// IsAssociated() makes sure there is a ClientHandle operation associated
// with it.
// More details please refer
// https://bugzilla.mozilla.org/show_bug.cgi?id=1730350#c2
if (!XRE_IsE10sParentProcess() &&
entry.Data().as<FutureClientSourceParent>().IsAssociated()) {
return;