set initial state of tabs: subtree can be collapsed
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@ -796,6 +796,7 @@ TreeStyleTabBrowser.prototype = {
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var id = this.getTabValue(aTab, this.kID) || this.makeNewId();
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var id = this.getTabValue(aTab, this.kID) || this.makeNewId();
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aTab.setAttribute(this.kID, id);
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aTab.setAttribute(this.kID, id);
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aTab.setAttribute(this.kSUBTREE_COLLAPSED, true);
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aTab.setAttribute(this.kSUBTREE_COLLAPSED, true);
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aTab.setAttribute(this.kALLOW_COLLAPSE, true);
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window.setTimeout(function(aSelf) {
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window.setTimeout(function(aSelf) {
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if (!aSelf.getTabValue(aTab, aSelf.kID)) {
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if (!aSelf.getTabValue(aTab, aSelf.kID)) {
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aSelf.setTabValue(aTab, aSelf.kID, id);
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aSelf.setTabValue(aTab, aSelf.kID, id);
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