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Bug 1007458. Actually check for errors when converting a Value to a variant in showModalDialog. r=smaug

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This commit is contained in:
Boris Zbarsky 2014-05-08 22:20:54 -04:00
parent b90fcf3db6
commit 4ff4b2a3b2
1 changed files with 3 additions and 0 deletions
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3
dom/base/nsGlobalWindow.cpp
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@ -8978,6 +8978,9 @@ nsGlobalWindow::ShowModalDialog(JSContext* aCx, const nsAString& aUrl,
aError = nsContentUtils::XPConnect()->JSToVariant(aCx,
aArgument,
getter_AddRefs(args));
if (aError.Failed()) {
return JS::UndefinedValue();
}
nsCOMPtr<nsIVariant> retVal = ShowModalDialog(aUrl, args, aOptions, aError);
if (aError.Failed()) {