1 files changed, 3 insertions, 1 deletions
diff --git a/accessible/ipc/DocAccessibleChild.h b/accessible/ipc/DocAccessibleChild.h
index 0a6164cce8..01673ba689 100644
--- a/accessible/ipc/DocAccessibleChild.h
+++ b/accessible/ipc/DocAccessibleChild.h
@@ -24,7 +24,9 @@ class AccShowEvent;
  */
 class DocAccessibleChild : public PDocAccessibleChild {
  public:
-  DocAccessibleChild(DocAccessible* aDoc, IProtocol* aManager) : mDoc(aDoc) {
+  DocAccessibleChild(DocAccessible* aDoc,
+                     mozilla::ipc::IRefCountedProtocol* aManager)
+      : mDoc(aDoc) {
     MOZ_COUNT_CTOR(DocAccessibleChild);
     SetManager(aManager);
   }