1 files changed, 4 insertions, 1 deletions
diff --git a/layout/generic/Selection.h b/layout/generic/Selection.h
index 5414d15c1..1e703b466 100644
--- a/layout/generic/Selection.h
+++ b/layout/generic/Selection.h
@@ -1,5 +1,4 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=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/. */
@@ -31,6 +30,9 @@ class nsHTMLCopyEncoder;
 namespace mozilla {
 class ErrorResult;
 struct AutoPrepareFocusRange;
+namespace dom {
+class DocGroup;
+} // namespace dom
 } // namespace mozilla
 
 struct RangeData
@@ -73,6 +75,7 @@ public:
   nsresult EndBatchChangesInternal(int16_t aReason = nsISelectionListener::NO_REASON);
 
   nsIDocument* GetParentObject() const;
+  DocGroup* GetDocGroup() const;
 
   // utility methods for scrolling the selection into view
   nsPresContext* GetPresContext() const;