Bug 346625 r=bryner Put back Select All accidentally removed by patch for bug 336799

toolkit/content/widgets/textbox.xml

@@ -247,6 +247,8 @@
         <xul:menuitem label="&copyCmd.label;" accesskey="&copyCmd.accesskey;" cmd="cmd_copy"/>
         <xul:menuitem label="&pasteCmd.label;" accesskey="&pasteCmd.accesskey;" cmd="cmd_paste"/>
         <xul:menuitem label="&deleteCmd.label;" accesskey="&deleteCmd.accesskey;" cmd="cmd_delete"/>
+        <xul:menuseparator/>
+        <xul:menuitem label="&selectAllCmd.label;" accesskey="&selectAllCmd.accesskey;" cmd="cmd_selectAll"/>
       </xul:menupopup>
     </content>