Bug 64647 Paste without formatting into message compose r=mscott sr=bienvenu

mailnews/compose/resources/content/MsgComposeCommands.js

@@ -579,6 +579,7 @@ function updateComposeItems() {
 }
 
 function updateEditItems() {
+  goUpdateCommand("cmd_pasteNoFormatting");
   goUpdateCommand("cmd_pasteQuote");
   goUpdateCommand("cmd_delete");
   goUpdateCommand("cmd_selectAll");

mailnews/compose/resources/content/messengercompose.xul

@@ -186,6 +186,7 @@
   <menuitem label="&cut.label;" accesskey="&cut.accesskey;" command="cmd_cut"/>
   <menuitem label="&copy.label;" accesskey="&copy.accesskey;" command="cmd_copy"/>
   <menuitem label="&paste.label;" accesskey="&paste.accesskey;" command="cmd_paste"/>
+  <menuitem command="cmd_pasteNoFormatting"/>
   <menuitem label="&pasteQuote.label;" accesskey="&pasteQuote.accesskey;" command="cmd_pasteQuote"/>
   <menuitem label="&delete.label;" accesskey="&delete.accesskey;" command="cmd_delete"/>
   <menuseparator/>
@@ -240,6 +241,7 @@
           <menuitem id="menu_cut"/>
           <menuitem id="menu_copy"/>
           <menuitem id="menu_paste"/>
+          <menuitem id="menu_pasteNoFormatting" command="cmd_pasteNoFormatting"/>
           <menuitem id="menu_pasteQuote"/>
           <menuitem label="&editRewrapCmd.label;" accesskey="&editRewrapCmd.accesskey;" command="cmd_rewrap"/>
           <menuitem id="menu_delete"/>