1 files changed, 70 insertions, 0 deletions
diff --git a/layout/style/NameSpaceRule.h b/layout/style/NameSpaceRule.h
new file mode 100644
index 000000000..92d910cf5
--- /dev/null
+++ b/layout/style/NameSpaceRule.h
@@ -0,0 +1,70 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+/* class for CSS @namespace rules */
+
+#ifndef mozilla_css_NameSpaceRule_h__
+#define mozilla_css_NameSpaceRule_h__
+
+#include "mozilla/Attributes.h"
+#include "mozilla/MemoryReporting.h"
+#include "mozilla/css/Rule.h"
+
+#include "nsIDOMCSSRule.h"
+
+class nsIAtom;
+
+// IID for the NameSpaceRule class {f0b0dbe1-5031-4a21-b06a-dc141ef2af98}
+#define NS_CSS_NAMESPACE_RULE_IMPL_CID     \
+{0xf0b0dbe1, 0x5031, 0x4a21, {0xb0, 0x6a, 0xdc, 0x14, 0x1e, 0xf2, 0xaf, 0x98}}
+
+
+namespace mozilla {
+namespace css {
+
+class NameSpaceRule final : public Rule,
+                            public nsIDOMCSSRule
+{
+public:
+  NameSpaceRule(nsIAtom* aPrefix, const nsString& aURLSpec,
+                uint32_t aLineNumber, uint32_t aColumnNumber);
+private:
+  // for |Clone|
+  NameSpaceRule(const NameSpaceRule& aCopy);
+  ~NameSpaceRule();
+public:
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_CSS_NAMESPACE_RULE_IMPL_CID)
+
+  NS_DECL_ISUPPORTS
+
+  // Rule methods
+  DECL_STYLE_RULE_INHERIT
+#ifdef DEBUG
+  virtual void List(FILE* out = stdout, int32_t aIndent = 0) const override;
+#endif
+  virtual int32_t GetType() const override;
+  virtual already_AddRefed<Rule> Clone() const override;
+
+  nsIAtom* GetPrefix() const { return mPrefix; }
+
+  void GetURLSpec(nsString& aURLSpec) const { aURLSpec = mURLSpec; }
+
+  virtual size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const
+    override MOZ_MUST_OVERRIDE;
+
+  // nsIDOMCSSRule interface
+  NS_DECL_NSIDOMCSSRULE
+
+private:
+  nsCOMPtr<nsIAtom> mPrefix;
+  nsString          mURLSpec;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(NameSpaceRule, NS_CSS_NAMESPACE_RULE_IMPL_CID)
+
+} // namespace css
+} // namespace mozilla
+
+#endif /* mozilla_css_NameSpaceRule_h__ */