messageTray: Fix warning when opening the tray
As the tray hover handler will call _cancelTrayDwell, we need to ensure this variable is initialized even if tray dwelling isn't. https://bugzilla.gnome.org/show_bug.cgi?id=694336
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@ -1754,12 +1754,13 @@ const MessageTray = new Lang.Class({
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},
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_setupTrayDwellIfNeeded: function() {
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this._trayDwellTimeoutId = 0;
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// If we don't have extended barrier features, then we need
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// to support the old tray dwelling mechanism.
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if (!global.display.supports_extended_barriers()) {
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let pointerWatcher = PointerWatcher.getPointerWatcher();
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pointerWatcher.addWatch(TRAY_DWELL_CHECK_INTERVAL, Lang.bind(this, this._checkTrayDwell));
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this._trayDwellTimeoutId = 0;
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this._trayDwelling = false;
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this._trayDwellUserTime = 0;
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}
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