Update extension numbers for published extensions.

git-svn-id: https://angleproject.googlecode.com/svn/trunk@945 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/extensions/EGL_ANGLE_query_surface_pointer.txt b/extensions/EGL_ANGLE_query_surface_pointer.txt
index 16b94f9..75126fc 100644
--- a/extensions/EGL_ANGLE_query_surface_pointer.txt
+++ b/extensions/EGL_ANGLE_query_surface_pointer.txt
@@ -26,7 +26,7 @@
 
 Number
 
-    EGL Extension #??
+    EGL Extension #28
 
 Dependencies