From d37853e90f44666c3f373ff5f3be6bdcf56d0a5d Mon Sep 17 00:00:00 2001
From: Infocatcher <infocatcher.dev.null@gmail.com>
Date: Sat, 3 Aug 2013 02:01:43 +0400
Subject: [PATCH] Add "rememberOwnerTab" preference (disabled by default) (part
 3 for #87)

---
 bootstrap.js                  | 2 +-
 defaults/preferences/prefs.js | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/bootstrap.js b/bootstrap.js
index 15a547a..27741ce 100644
--- a/bootstrap.js
+++ b/bootstrap.js
@@ -1455,7 +1455,7 @@ var windowsObserver = {
 			// TabKit 2nd Edition https://addons.mozilla.org/firefox/addon/tabkit-2nd-edition/
 			if("tabkit" in window)
 				window.tabkit.addingTab("related");
-			if(sourceDocument) {
+			if(sourceDocument && prefs.get("rememberOwnerTab")) {
 				var sourceWindow = sourceDocument.defaultView.top;
 				if("_getTabForContentWindow" in gBrowser)
 					ownerTab = gBrowser._getTabForContentWindow(sourceWindow);
diff --git a/defaults/preferences/prefs.js b/defaults/preferences/prefs.js
index 76435c0..6076f96 100644
--- a/defaults/preferences/prefs.js
+++ b/defaults/preferences/prefs.js
@@ -32,6 +32,7 @@ pref("extensions.privateTab.sendRefererHeader", 2);
 pref("extensions.privateTab.toggleTabPrivateAutoReload", true);
 pref("extensions.privateTab.workaroundForPendingTabs", true);
 pref("extensions.privateTab.dontUseTabsInPopupWindows", true);
+pref("extensions.privateTab.rememberOwnerTab", false);
 pref("extensions.privateTab.fixAppButtonWidth", true);
 pref("extensions.privateTab.patchDownloads", true);