telepathy-spec: Message_Header_Key: Add 'silent' flag

[Alexandr Akulich]

Module: telepathy-spec
Branch: master
Commit: 9763f93b1555bf261282dd2c25b648889793c5d7
URL:    http://cgit.freedesktop.org/telepathy/telepathy-spec/commit/?id=9763f93b1555bf261282dd2c25b648889793c5d7

Author: Alexander Akulich <akulichalexander at gmail.com>
Date:   Mon Nov 11 02:52:54 2019 +0300

Message_Header_Key: Add 'silent' flag

---

 spec/Channel_Interface_Messages.xml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/spec/Channel_Interface_Messages.xml b/spec/Channel_Interface_Messages.xml
index a88576dc..ed6f6aad 100644
--- a/spec/Channel_Interface_Messages.xml
+++ b/spec/Channel_Interface_Messages.xml
@@ -523,6 +523,9 @@ USA.</p>
         respecified <tt>message-token</tt> not to have unimplementable
         uniqueness guarantees.
       </tp:changed>
+      <tp:changed version="0.27.4">
+        Added <tt>silent</tt> message flag.
+      </tp:changed>
 
       <tp:docstring xmlns="http://www.w3.org/1999/xhtml">
         <p>Well-known keys for the first <tp:type>Message_Part</tp:type> of a
@@ -680,6 +683,10 @@ USA.</p>
               does not make sense on outgoing messages and SHOULD NOT
               appear there.</dd>
 
+            <dt>silent (b)</dt>
+            <dd>If present and true, the incoming message should not trigger
+              a user notification.</dd>
+
             <dt>rescued (b)</dt>
             <dd>If present and true, the incoming message has been seen in
               a previous channel during the lifetime of the Connection,