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

Test: ../../resources/webgl_test_files/conformance2/rendering/clear-srgb-color-buffer.html
[ 1: PASS ] WebGL context exists
[ 2: PASS ] framebuffer complete!
[ 3: FAIL ] at (0, 0) expected: 124,193,222,255 was 51,136,187,255
[ 4: FAIL ] at (0, 0) expected: 124,193,222,255 was 51,136,187,255
[ 5: PASS ] successfullyParsed is true
[ FAIL ] 2 failures reported