glamor: Changes to 'master'

[Zhigang Gong]

 src/glamor.c |    7 +++++++
 1 file changed, 7 insertions(+)

New commits:
commit a0fcca63e71e8af06b34fc9ed4560820c22e3b79
Author: Zhigang Gong <zhigang.gong at linux.intel.com>
Date:   Tue Jan 10 17:04:48 2012 +0800

    Release previous textre/fb when bind a new texture to a pixmap.
    
    As we want to support DRI2 drawable which may create a new textured_drm
    to a pre-existing texture_only pixmap, we have to add this logical.
    
    Signed-off-by: Zhigang Gong <zhigang.gong at linux.intel.com>
    Tested-by: He Junyan<junyan.he at linux.intel.com>