1 files changed, 39 insertions, 0 deletions
diff --git a/browser/components/migration/nsIEHistoryEnumerator.h b/browser/components/migration/nsIEHistoryEnumerator.h
new file mode 100644
index 0000000000..cd0c202bfc
--- /dev/null
+++ b/browser/components/migration/nsIEHistoryEnumerator.h
@@ -0,0 +1,39 @@
+/* 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 iehistoryenumerator___h___
+#define iehistoryenumerator___h___
+
+#include <urlhist.h>
+
+#include "mozilla/Attributes.h"
+#include "nsCOMPtr.h"
+#include "nsIWritablePropertyBag2.h"
+#include "nsSimpleEnumerator.h"
+
+class nsIEHistoryEnumerator final : public nsSimpleEnumerator {
+ public:
+  NS_DECL_NSISIMPLEENUMERATOR
+
+  nsIEHistoryEnumerator();
+
+  const nsID& DefaultInterface() override {
+    return NS_GET_IID(nsIWritablePropertyBag2);
+  }
+
+ private:
+  ~nsIEHistoryEnumerator() override;
+
+  /**
+   * Initializes the history reader, if needed.
+   */
+  void EnsureInitialized();
+
+  RefPtr<IUrlHistoryStg2> mIEHistory;
+  RefPtr<IEnumSTATURL> mURLEnumerator;
+
+  nsCOMPtr<nsIWritablePropertyBag2> mCachedNextEntry;
+};
+
+#endif