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Suppress errors from missing nodes

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This commit is contained in:
Piro / YUKI Hiroshi 2016-02-20 17:59:52 +09:00
parent fbbd7f9945
commit 22aa339047
1 changed files with 6 additions and 5 deletions
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11
modules/browser.js
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@ -1231,15 +1231,16 @@ TreeStyleTabBrowser.prototype = inherit(TreeStyleTabWindow.prototype, {
var foundContainers = [];
var containers = [
namedNodes.twistyAnchor.parentNode,
namedNodes.label.parentNode,
namedNodes.counter.parentNode,
namedNodes.closeAnchor.parentNode
namedNodes.twistyAnchor && namedNodes.twistyAnchor.parentNode,
namedNodes.label && namedNodes.label.parentNode,
namedNodes.counter && namedNodes.counter.parentNode,
namedNodes.closeAnchor && namedNodes.closeAnchor.parentNode
];
for (let i = 0, maxi = containers.length; i < maxi; i++)
{
let container = containers[i];
if (foundContainers.indexOf(container) > -1)
if (!container ||
foundContainers.indexOf(container) > -1)
continue;
this.initTabContentsOrderInternal(container, namedNodes, aForce);
foundContainers.push(container);