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Don't explode when trying to list a broken localized pref.

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This commit is contained in:
Kris Maglione
2013-04-20 20:53:01 -07:00
parent a9ff4b9083
commit cd8bb6915a
2 changed files with 12 additions and 5 deletions
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8
common/modules/dom.jsm
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@@ -1540,6 +1540,12 @@ var DOM = Class("DOM", {
function tag(args, namespaces) {
let _namespaces = namespaces;
// Deal with common error case
if (args == null) {
util.reportError(Error("Unexpected null when processing XML."));
args = ["html:i", {}, "[NULL]"];
}
if (isinstance(args, ["String", "Number", "Boolean", _]))
return doc.createTextNode(args);
if (isXML(args))
@@ -1575,7 +1581,7 @@ var DOM = Class("DOM", {
for (var key in attr) {
if (/^xmlns(?:$|:)/.test(key)) {
if (_namespaces === namespaces)
namespaces = update({}, namespaces);
namespaces = Object.create(namespaces);
namespaces[key.substr(6)] = namespaces[attr[key]] || attr[key];
}}