[PATCH 2/2] Document QueryFilters

[Robert Ancell]

QueryFilters had no documentation. Document it, in particular how to interpret
the 'aliases' field.
---
 renderproto.txt | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/renderproto.txt b/renderproto.txt
index 74fb411..14ff15d 100644
--- a/renderproto.txt
+++ b/renderproto.txt
@@ -567,7 +567,13 @@ QueryFilters
 	filters:	LISTofSTRING8
 	aliases:	LISTofCARD16
 
-	
+	This request gets the names of available filters that can be used on the
+	given drawable. Filters are applied using a SetPictureFilter request.
+
+	'aliases' contains a value for each filter name which is the index into
+	'filters' if this name is an alias. Non-aliased filter have this value
+	set to 0xFFFF.
+
 14. Extension Requests
 
 CreatePicture
-- 
2.0.0.rc0