From c92d4d1f7f17c9ae4846507f07d926b149673e2f Mon Sep 17 00:00:00 2001
From: Arthur Edelstein <arthuredelstein@gmail.com>
Date: Tue, 30 May 2017 00:43:48 -0700
Subject: [PATCH] Bug 22452: Isolate tab list menuitem favicons to content
 first party

---
 browser/base/content/tabbrowser.xml | 1 +
 toolkit/content/widgets/menu.xml    | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/browser/base/content/tabbrowser.xml b/browser/base/content/tabbrowser.xml
index 3f4c3518ec379..dfa719d32e7ea 100644
--- a/browser/base/content/tabbrowser.xml
+++ b/browser/base/content/tabbrowser.xml
@@ -7078,6 +7078,7 @@
             aMenuitem.setAttribute("busy", aTab.getAttribute("busy"));
             aMenuitem.removeAttribute("image");
           } else {
+            aMenuitem.setAttribute("iconLoadingPrincipal", aTab.getAttribute("iconLoadingPrincipal"));
             aMenuitem.setAttribute("image", aTab.getAttribute("image"));
             aMenuitem.removeAttribute("busy");
           }
diff --git a/toolkit/content/widgets/menu.xml b/toolkit/content/widgets/menu.xml
index 26dcad454b168..6b0886c44071d 100644
--- a/toolkit/content/widgets/menu.xml
+++ b/toolkit/content/widgets/menu.xml
@@ -214,7 +214,7 @@
     <content>
       <xul:hbox class="menu-iconic-left" align="center" pack="center"
                 xbl:inherits="selected,_moz-menuactive,disabled,checked">
-        <xul:image class="menu-iconic-icon" xbl:inherits="src=image,validate,src"/>
+        <xul:image class="menu-iconic-icon" xbl:inherits="src=image,loadingprincipal=iconLoadingPrincipal,validate,src"/>
       </xul:hbox>
       <xul:label class="menu-iconic-text" flex="1" xbl:inherits="value=label,accesskey,crop" crop="right"/>
       <children/>
-- 
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