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-rw-r--r--layout/style/nsDOMCSSAttrDeclaration.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/layout/style/nsDOMCSSAttrDeclaration.cpp b/layout/style/nsDOMCSSAttrDeclaration.cpp
index ce638a9c2..7b659a8cc 100644
--- a/layout/style/nsDOMCSSAttrDeclaration.cpp
+++ b/layout/style/nsDOMCSSAttrDeclaration.cpp
@@ -178,6 +178,12 @@ nsDOMCSSAttributeDeclaration::GetParentObject()
return mElement;
}
+/* virtual */ DocGroup*
+nsDOMCSSAttributeDeclaration::GetDocGroup() const
+{
+ return mElement ? mElement->OwnerDoc()->GetDocGroup() : nullptr;
+}
+
NS_IMETHODIMP
nsDOMCSSAttributeDeclaration::SetPropertyValue(const nsCSSPropertyID aPropID,
const nsAString& aValue)