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-rw-r--r--components/script/dom/bindings/codegen/Configuration.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/components/script/dom/bindings/codegen/Configuration.py b/components/script/dom/bindings/codegen/Configuration.py
index 98fce57afe4..4f47a737706 100644
--- a/components/script/dom/bindings/codegen/Configuration.py
+++ b/components/script/dom/bindings/codegen/Configuration.py
@@ -401,6 +401,9 @@ class Descriptor(DescriptorProvider):
parent = parent.parent
return None
+ def supportsIndexedProperties(self):
+ return self.operations['IndexedGetter'] is not None
+
def hasDescendants(self):
return (self.interface.getUserData("hasConcreteDescendant", False)
or self.interface.getUserData("hasProxyDescendant", False))