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No issue - Replacing location might throw NS_ERROR_UNEXPECTED while the developer tools window is being destroyed

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FranklinDM 2024-02-22 09:25:02 +08:00 • committed by roytam1
commit 58525f05f2
1 changed files with 9 additions and 7 deletions
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16
devtools/client/framework/toolbox.js
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@ -2182,14 +2182,16 @@ Toolbox.prototype = {
.then(() => {
this._removeHostListeners();
// `location` may already be null if the toolbox document is already
// in process of destruction. Otherwise if it is still around, ensure
// releasing toolbox document and triggering cleanup thanks to unload
// event. We do that precisely here, before nullifying the target as
// various cleanup code depends on the target attribute to be still
// defined.
if (win.location) {
// `location` may already be invalid if the toolbox document is
// already in process of destruction. Otherwise if it is still
// around, ensure releasing toolbox document and triggering cleanup
// thanks to unload event. We do that precisely here, before
// nullifying the target as various cleanup code depends on the
// target attribute to be still defined.
try {
win.location.replace("about:blank");
} catch (e) {
// Do nothing.
}
// Targets need to be notified that the toolbox is being torn down.