Comment 2 for bug 963794

StacktraceTop:
 _decor_blend_horz_border_picture (xdisplay=0x19e1170, src=33555152, xSrc=0, ySrc=0, dst=33555149, region=0x1b299a0, alpha=49151, shade_alpha=1, x1=0, y1=0, x2=1920, y2=0, dy=0, direction=-1, ignore_src_alpha=0, context=<optimized out>, layout=<optimized out>) at /build/buildd/compiz-0.9.7.2/libdecoration/decoration.c:2448
 decor_blend_border_picture (xdisplay=0x19e1170, context=<optimized out>, src=<optimized out>, xSrc=<optimized out>, ySrc=<optimized out>, dst=33555149, layout=0x1b26e50, border=0, region=0x1b299a0, alpha=49151, shade_alpha=1, ignore_src_alpha=0) at /build/buildd/compiz-0.9.7.2/libdecoration/decoration.c:2768
 meta_draw_window_decoration (d=0x1b26c10) at /build/buildd/compiz-0.9.7.2/gtk/window-decorator/metacity.c:727
 draw_decor_list (data=<optimized out>) at /build/buildd/compiz-0.9.7.2/gtk/window-decorator/decorator.c:1260
 g_main_dispatch (context=0x19d5240) at /build/buildd/glib2.0-2.31.22/./glib/gmain.c:2515