import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

toolkit/content/widgets/groupbox.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+
+<bindings id="groupboxBindings"
+   xmlns="http://www.mozilla.org/xbl"
+   xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+   xmlns:xbl="http://www.mozilla.org/xbl">
+
+  <binding id="groupbox-base">
+    <resources>
+      <stylesheet src="chrome://global/skin/groupbox.css"/>
+    </resources>
+  </binding>
+
+  <binding id="groupbox" role="xul:groupbox"
+    extends="chrome://global/content/bindings/groupbox.xml#groupbox-base">
+    <content>
+      <xul:hbox class="groupbox-title" align="center" pack="start">
+        <children includes="caption"/>
+      </xul:hbox>
+      <xul:box flex="1" class="groupbox-body" xbl:inherits="orient,align,pack">
+        <children/>
+      </xul:box>
+    </content>
+  </binding>
+
+  <binding id="caption" extends="chrome://global/content/bindings/general.xml#basetext">
+    <resources>
+      <stylesheet src="chrome://global/skin/groupbox.css"/>
+    </resources>
+    
+    <content>
+      <children>
+        <xul:image class="caption-icon" xbl:inherits="src=image"/>
+        <xul:label class="caption-text" flex="1"
+                   xbl:inherits="default,value=label,crop,accesskey"/>
+      </children>
+    </content>
+  </binding>
+
+</bindings>