1 files changed, 9 insertions, 0 deletions
diff --git a/components/shared/devtools/lib.rs b/components/shared/devtools/lib.rs
index 0cf99d22658..c07f4529073 100644
--- a/components/shared/devtools/lib.rs
+++ b/components/shared/devtools/lib.rs
@@ -144,6 +144,15 @@ pub struct NodeInfo {
     pub shadow_root_mode: Option<ShadowRootMode>,
     pub is_shadow_host: bool,
     pub display: Option<String>,
+
+    /// The `DOCTYPE` name if this is a `DocumentType` node, `None` otherwise
+    pub doctype_name: Option<String>,
+
+    /// The `DOCTYPE` public identifier if this is a `DocumentType` node , `None` otherwise
+    pub doctype_public_identifier: Option<String>,
+
+    /// The `DOCTYPE` system identifier if this is a `DocumentType` node, `None` otherwise
+    pub doctype_system_identifier: Option<String>,
 }
 
 pub struct StartedTimelineMarker {