This test runs the WebGL Test listed below in an iframe and reports PASS or FAIL.

Test: ../../resources/webgl_test_files/conformance/rendering/multisample-corruption.html
[ 1: PASS ] Canvas should be red
[ 2: PASS ] Canvas should be red
[ 3: FAIL ] Canvas should be red
[ 4: FAIL ] Canvas should be red
[ 5: PASS ] Canvas should be red
[ 6: FAIL ] Canvas should be red
[ 7: FAIL ] Canvas should be red
[ 8: PASS ] Canvas should be red
[ 9: FAIL ] Canvas should be red
[ 10: FAIL ] Canvas should be red
[ 11: PASS ] Canvas should be red
[ 12: FAIL ] Canvas should be red
[ 13: FAIL ] Canvas should be red
[ 14: PASS ] Canvas should be red
[ 15: FAIL ] Canvas should be red
[ 16: FAIL ] Canvas should be red
[ 17: FAIL ] Canvas should be red
[ 18: FAIL ] Canvas should be red
[ 19: FAIL ] Canvas should be red
[ 20: FAIL ] Canvas should be red
[ 21: FAIL ] Canvas should be red
[ 22: FAIL ] Canvas should be red
[ 23: FAIL ] Canvas should be red
[ 24: FAIL ] Canvas should be red
[ 25: FAIL ] Canvas should be red
[ 26: PASS ] successfullyParsed is true
[ FAIL ] 19 failures reported