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Bug 800857 - Handle getOwnPropertyDescriptor throwing when accessing "displayName", r=past

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This commit is contained in:
Victor Porof 2013-10-04 10:33:08 +03:00
parent 47c8a23d58
commit 0845691ee7
1 changed files with 9 additions and 3 deletions
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6
toolkit/devtools/server/actors/script.js
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@ -2661,10 +2661,16 @@ ObjectActor.prototype = {
// Check if the developer has added a de-facto standard displayName
// property for us to use.
try {
let desc = this.obj.getOwnPropertyDescriptor("displayName");
if (desc && desc.value && typeof desc.value == "string") {
g.userDisplayName = this.threadActor.createValueGrip(desc.value);
}
} catch (e) {
// Calling getOwnPropertyDescriptor with displayName might throw
// with "permission denied" errors for some functions.
dumpn(e);
}
// Add source location information.
if (this.obj.script) {