From 7fdc114ed671bdaded77ba98f8246bf7a86a99dd Mon Sep 17 00:00:00 2001
From: YUKI Hiroshi <shimoda@clear-code.com>
Date: Mon, 25 Jan 2016 17:28:59 +0900
Subject: [PATCH] Output more debug log

---
 modules/browser.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/browser.js b/modules/browser.js
index 13837a10..26dcceb3 100644
--- a/modules/browser.js
+++ b/modules/browser.js
@@ -3639,7 +3639,8 @@ TreeStyleTabBrowser.prototype = inherit(TreeStyleTabWindow.prototype, {
 		}
 
 		tab.__treestyletab__previousPosition = prevPosition;
-		mydump('onTabMove '+prevPosition+' => '+tab._tPos+'\n');
+		mydump('onTabMove '+prevPosition+' => '+tab._tPos+' (internal moving count='+tab.__treestyletab__internallyTabMovingCount+', owner='+String(tab.owner)+')\n');
+		mydump((new Error()).stack.replace(/^/gm, '  ')+'\n');
 
 		// When the tab was moved before TabOpen event is fired, we have to update manually.
 		var newlyOpened = !this.isTabInitialized(tab) && this.onTabOpen(null, tab);