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Bug 1332353 - Make it clearer when a stylesheet is really owned by its mDocument

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Tag #1375
This commit is contained in:
Matt A. Tobin 2020-04-17 05:46:23 -04:00 • committed by Roy Tam
commit 5d444ef68a
13 changed files with 83 additions and 38 deletions
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2
dom/base/nsDOMWindowUtils.cpp
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@ -3473,7 +3473,7 @@ nsDOMWindowUtils::AddSheet(nsIDOMStyleSheet *aSheet, uint32_t aSheetType)
nsIDocument::additionalSheetType type = convertSheetType(aSheetType);
RefPtr<CSSStyleSheet> sheet = do_QueryObject(aSheet);
NS_ENSURE_TRUE(sheet, NS_ERROR_FAILURE);
if (sheet->GetOwningDocument()) {
if (sheet->GetAssociatedDocument()) {
return NS_ERROR_INVALID_ARG;
}
return doc->AddAdditionalStyleSheet(type, sheet);