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Fix for bug 412774 (Firefox leaks 10 nsGlobalWindows with Page Load Error Page). r=zeniko.

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peterv@propagandism.org 2008-02-25 03:27:28 -08:00
parent 67df2dd2d7
commit 82460f344e
1 changed files with 11 additions and 0 deletions
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11
browser/components/sessionstore/src/nsSessionStore.js
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@ -506,6 +506,13 @@ SessionStoreService.prototype = {
// cache the window state until the window is completely gone
aWindow.__SS_dyingCache = this._windows[aWindow.__SSi] || this._lastWindowClosed;
// reset the _tab property to avoid keeping the tab's XUL element alive
// longer than we need it
var tabCount = aWindow.__SS_dyingCache.tabs.length;
for (var t = 0; t < tabCount; t++) {
delete aWindow.__SS_dyingCache.tabs[t]._tab;
}
delete aWindow.__SSi;
},
@ -575,6 +582,10 @@ SessionStoreService.prototype = {
// make sure that the tab related data is up-to-date
var tabState = this._collectTabData(aTab);
this._updateTextAndScrollDataForTab(aWindow, aTab.linkedBrowser, tabState);
// reset the _tab property to avoid keeping the tab's XUL element alive
// longer than we need it
delete tabState._tab;
// store closed-tab data for undo
if (tabState.entries.length > 1 || tabState.entries[0].url != "about:blank") {