Inform the devtools about shadow roots on a node (#35294)

Signed-off-by: Simon Wülker <simon.wuelker@arcor.de>

1 files changed, 10 insertions, 0 deletions

diff --git a/components/script/dom/shadowroot.rs b/components/script/dom/shadowroot.rs
index 872a3a461d5..1dddfa6a4f4 100644
--- a/components/script/dom/shadowroot.rs
+++ b/components/script/dom/shadowroot.rs
@@ -11,6 +11,7 @@ use style::shared_lock::SharedRwLockReadGuard;
 use style::stylesheets::Stylesheet;
 use style::stylist::{CascadeData, Stylist};
 
+use crate::conversions::Convert;
 use crate::dom::bindings::cell::DomRefCell;
 use crate::dom::bindings::codegen::Bindings::ShadowRootBinding::ShadowRoot_Binding::ShadowRootMethods;
 use crate::dom::bindings::codegen::Bindings::ShadowRootBinding::{
@@ -421,3 +422,12 @@ impl<'dom> LayoutShadowRootHelpers<'dom> for LayoutDom<'dom, ShadowRoot> {
         }
     }
 }
+
+impl Convert<devtools_traits::ShadowRootMode> for ShadowRootMode {
+    fn convert(self) -> devtools_traits::ShadowRootMode {
+        match self {
+            ShadowRootMode::Open => devtools_traits::ShadowRootMode::Open,
+            ShadowRootMode::Closed => devtools_traits::ShadowRootMode::Closed,
+        }
+    }
+}