1 files changed, 30 insertions, 0 deletions
diff --git a/docshell/base/timeline/AutoRestyleTimelineMarker.h b/docshell/base/timeline/AutoRestyleTimelineMarker.h
new file mode 100644
index 0000000000..1246e1a9bd
--- /dev/null
+++ b/docshell/base/timeline/AutoRestyleTimelineMarker.h
@@ -0,0 +1,30 @@
+/* -*- 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_AutoRestyleTimelineMarker_h_
+#define mozilla_AutoRestyleTimelineMarker_h_
+
+#include "mozilla/RefPtr.h"
+
+class nsIDocShell;
+
+namespace mozilla {
+
+class MOZ_RAII AutoRestyleTimelineMarker {
+  RefPtr<nsIDocShell> mDocShell;
+  bool mIsAnimationOnly;
+
+ public:
+  AutoRestyleTimelineMarker(nsIDocShell* aDocShell, bool aIsAnimationOnly);
+  ~AutoRestyleTimelineMarker();
+
+  AutoRestyleTimelineMarker(const AutoRestyleTimelineMarker& aOther) = delete;
+  void operator=(const AutoRestyleTimelineMarker& aOther) = delete;
+};
+
+}  // namespace mozilla
+
+#endif /* mozilla_AutoRestyleTimelineMarker_h_ */