From 431e1a12b33451ad174e3baaecf12798ede131fb Mon Sep 17 00:00:00 2001
From: Masayuki Nakano <masayuki@d-toybox.com>
Date: Tue, 7 Feb 2017 22:52:23 +0900
Subject: [PATCH] Bug 1336011 part.3 Create an alias of the type of
 mDocStateListeners r=smaug

MozReview-Commit-ID: L0TczDcH4t8

--HG--
extra : rebase_source : 0a250056797c6fb760e7aa674565d3e71df6f568
---
 editor/libeditor/EditorBase.cpp | 3 +--
 editor/libeditor/EditorBase.h   | 4 +++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/editor/libeditor/EditorBase.cpp b/editor/libeditor/EditorBase.cpp
index d7f1ad1fbd9c..ba323d6a14b0 100644
--- a/editor/libeditor/EditorBase.cpp
+++ b/editor/libeditor/EditorBase.cpp
@@ -2622,8 +2622,7 @@ EditorBase::NotifyDocumentListeners(
     return NS_OK;
   }
 
-  nsTArray<OwningNonNull<nsIDocumentStateListener>>
-    listeners(mDocStateListeners);
+  AutoDocumentStateListenerArray listeners(mDocStateListeners);
   nsresult rv = NS_OK;
 
   switch (aNotificationType) {
diff --git a/editor/libeditor/EditorBase.h b/editor/libeditor/EditorBase.h
index 587c77064d7e..568855a67ad2 100644
--- a/editor/libeditor/EditorBase.h
+++ b/editor/libeditor/EditorBase.h
@@ -1011,7 +1011,9 @@ protected:
             AutoEditorObserverArray;
   AutoEditorObserverArray mEditorObservers;
   // Listen to overall doc state (dirty or not, just created, etc.).
-  nsTArray<OwningNonNull<nsIDocumentStateListener>> mDocStateListeners;
+  typedef AutoTArray<OwningNonNull<nsIDocumentStateListener>, 1>
+            AutoDocumentStateListenerArray;
+  AutoDocumentStateListenerArray mDocStateListeners;
 
   // Cached selection for AutoSelectionRestorer.
   SelectionState mSavedSel;