[framebuffer-state-restoration.html]
bug: https://github.com/servo/servo/issues/21132
[WebGL test #0: Unable to fetch WebGL rendering context for Canvas]
expected: FAIL
[WebGL test #1: context does not exist]
expected: FAIL
[WebGL test #14: should be red\nat (0, 0) expected: 255,0,0,255 was 0,255,0,255]
expected: FAIL