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-rw-r--r--components/script/dom/domexception.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/components/script/dom/domexception.rs b/components/script/dom/domexception.rs
index e724b0bcafb..7ac87ce61c4 100644
--- a/components/script/dom/domexception.rs
+++ b/components/script/dom/domexception.rs
@@ -13,7 +13,7 @@ use util::str::DOMString;
use std::borrow::ToOwned;
#[repr(u16)]
-#[derive(JSTraceable, Copy, Clone, Debug)]
+#[derive(JSTraceable, Copy, Clone, Debug, HeapSizeOf)]
pub enum DOMErrorName {
IndexSizeError = DOMExceptionConstants::INDEX_SIZE_ERR,
HierarchyRequestError = DOMExceptionConstants::HIERARCHY_REQUEST_ERR,
@@ -41,6 +41,7 @@ pub enum DOMErrorName {
}
#[dom_struct]
+#[derive(HeapSizeOf)]
pub struct DOMException {
reflector_: Reflector,
code: DOMErrorName,