libX11: Changes to 'master'

[Jeremy Huddleston]

 configure.ac          |    2 +-
 include/X11/Xlibint.h |    2 +-
 src/xkb/XKBGeom.c     |    5 ++---
 3 files changed, 4 insertions(+), 5 deletions(-)

New commits:
commit 46d04bc4e7ff6c86385002c929d8eb0310f737a8
Author: Jeremy Huddleston <jeremyhu at apple.com>
Date:   Wed May 4 11:35:31 2011 -0700

    Dead code removal
    
    XKBGeom.c:118:27: warning: Assigned value is always the same as the existing value
        for (key=row->keys,pos=k=0;k<row->num_keys;k++,key++) {
                           ~~~^~~~
    XKBGeom.c:115:5: warning: Value stored to 'pos' is never read
        pos= 0;
        ^    ~
    
    Found-by: clang static analyzer
    Signed-off-by: Jeremy Huddleston <jeremyhu at apple.com>

commit 4024091678ea07e0d898b798df9b29f3bf68eb08
Author: Jeremy Huddleston <jeremyhu at apple.com>
Date:   Wed May 4 11:34:53 2011 -0700

    XKB: Avoid a possible NULL dereference
    
    XKBGeom.c:191:25: warning: Access to field 'x1' results in a dereference of a null pointer (loaded from variable 'rbounds')
            _XkbCheckBounds(bounds,rbounds->x1,rbounds->y1);
                                   ^~~~~~~
    
    Found-by: clang static analyzer
    Signed-off-by: Jeremy Huddleston <jeremyhu at apple.com>

commit 626e5e34be55b7cf734d745bd40a7ee3359029f8
Author: Jeremy Huddleston <jeremyhu at apple.com>
Date:   Wed May 4 11:21:41 2011 -0700

    Annotate _XIOError as _X_NORETURN
    
    Found-by: clang static analyzer
    Signed-off-by: Jeremy Huddleston <jeremyhu at apple.com>