1 files changed, 63 insertions, 0 deletions
diff --git a/layout/style/CSSNamespaceRule.h b/layout/style/CSSNamespaceRule.h
new file mode 100644
index 0000000000..ff3b5f8b5b
--- /dev/null
+++ b/layout/style/CSSNamespaceRule.h
@@ -0,0 +1,63 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_CSSNamespaceRule_h
+#define mozilla_dom_CSSNamespaceRule_h
+
+#include "mozilla/css/Rule.h"
+#include "mozilla/dom/CSSNamespaceRuleBinding.h"
+#include "mozilla/ServoBindingTypes.h"
+
+class nsAtom;
+
+namespace mozilla::dom {
+
+class CSSNamespaceRule final : public css::Rule {
+ public:
+  CSSNamespaceRule(already_AddRefed<StyleNamespaceRule> aRule,
+                   StyleSheet* aSheet, css::Rule* aParentRule, uint32_t aLine,
+                   uint32_t aColumn)
+      : css::Rule(aSheet, aParentRule, aLine, aColumn),
+        mRawRule(std::move(aRule)) {}
+
+  bool IsCCLeaf() const final { return Rule::IsCCLeaf(); }
+
+#ifdef DEBUG
+  void List(FILE* out = stdout, int32_t aIndent = 0) const final;
+#endif
+
+  nsAtom* GetPrefix() const;
+  void GetURLSpec(nsString& aURLSpec) const;
+
+  // WebIDL interface
+  void GetCssText(nsACString& aCssText) const final;
+
+  StyleCssRuleType Type() const final;
+
+  const StyleNamespaceRule* Raw() const { return mRawRule.get(); }
+  void SetRawAfterClone(RefPtr<StyleNamespaceRule>);
+
+  void GetNamespaceURI(nsString& aNamespaceURI) { GetURLSpec(aNamespaceURI); }
+
+  void GetPrefix(DOMString& aPrefix) {
+    aPrefix.SetKnownLiveAtom(GetPrefix(), DOMString::eTreatNullAsEmpty);
+  }
+
+  size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const final;
+
+  JSObject* WrapObject(JSContext* aCx,
+                       JS::Handle<JSObject*> aGivenProto) final {
+    return CSSNamespaceRule_Binding::Wrap(aCx, this, aGivenProto);
+  }
+
+ private:
+  ~CSSNamespaceRule();
+  RefPtr<StyleNamespaceRule> mRawRule;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_CSSNamespaceRule_h