Comment 2 for bug 964275

StacktraceTop:
 cogl_texture_set_region_from_bitmap_EXP (texture=0x0, src_x=0, src_y=0, dst_x=0, dst_y=0, dst_width=1920, dst_height=1200, bmp=0x242b800) at ./cogl-texture.c:641
 cogl_texture_set_region (texture=0x0, src_x=0, src_y=0, dst_x=0, dst_y=0, dst_width=1920, dst_height=1200, width=1920, height=1200, format=COGL_PIXEL_FORMAT_BGRA_8888_PRE, rowstride=7680, data=0x7f084f09a000 "\033\n\025") at ./cogl-texture.c:687
 _cogl_texture_pixmap_x11_update_image_texture (tex_pixmap=0x291ef90) at ./winsys/cogl-texture-pixmap-x11.c:586
 _cogl_texture_pixmap_x11_update (tex_pixmap=0x291ef90, needs_mipmap=<optimized out>) at ./winsys/cogl-texture-pixmap-x11.c:638
 _cogl_texture_pixmap_x11_get_texture (tex_pixmap=0x291ef90) at ./winsys/cogl-texture-pixmap-x11.c:670