1 files changed, 28 insertions, 0 deletions
diff --git a/layout/style/IncrementalClearCOMRuleArray.h b/layout/style/IncrementalClearCOMRuleArray.h
new file mode 100644
index 000000000..9934fd683
--- /dev/null
+++ b/layout/style/IncrementalClearCOMRuleArray.h
@@ -0,0 +1,28 @@
+/* -*- 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_IncrementalClearCOMRuleArray_h
+#define mozilla_IncrementalClearCOMRuleArray_h
+
+#include "nsCOMArray.h"
+
+namespace mozilla {
+namespace css {
+class Rule;
+} // namespace css
+
+class IncrementalClearCOMRuleArray : public nsCOMArray<css::Rule>
+{
+public:
+  IncrementalClearCOMRuleArray() {}
+  ~IncrementalClearCOMRuleArray() { Clear(); }
+
+  void Clear();
+};
+
+} // namespace mozilla
+
+#endif /* !defined(mozilla_IncrementalClearCOMRuleArray_h) */