protocol: Describe wl_registry as singleton

Other singleton objects in the protocol are described as such.

Add a singleton adjective to the wl_registry description, making it
similar to other descriptions.

Signed-off-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>

diff --git a/protocol/wayland.xml b/protocol/wayland.xml
index 6c6d078..c5aaf5c 100644 (file)
--- a/protocol/wayland.xml
+++ b/protocol/wayland.xml
@@ -104,8 +104,8 @@
 
   <interface name="wl_registry" version="1">
     <description summary="global registry object">
-      The global registry object.  The server has a number of global
-      objects that are available to all clients.  These objects
+      The singleton global registry object.  The server has a number of
+      global objects that are available to all clients.  These objects
       typically represent an actual object in the server (for example,
       an input device) or they are singleton objects that provide
       extension functionality.