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

Test: ../../../../resources/webgl_test_files/deqp/functional/gles3/fbocolorbuffer/texcube_04.html
[ 1: FAIL ] color.texcube.rgba8:
[ 2: FAIL ] color.texcube.rgba4: gl.createProgram()
[ 3: PASS ] color.texcube.rg16i:
[ 4: FAIL ] color.texcube.r32ui: gl.createProgram()
[ 5: PASS ] color.texcube.r16f: successfullyParsed is true
[ FAIL ] 3 failures reported