The Glyph operation is not guaranteed to be implemented on top of the
Composite operation, so we need to hook both.


git-svn-id: https://tigervnc.svn.sourceforge.net/svnroot/tigervnc@5090 3789f03b-4d11-0410-bbf8-ca57d06f2519
Copy commit 5090 off trunk.


git-svn-id: https://tigervnc.svn.sourceforge.net/svnroot/tigervnc@5091 3789f03b-4d11-0410-bbf8-ca57d06f2519