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

Test: ../../../../resources/webgl_test_files/deqp/functional/gles3/framebufferblit/conversion_19.html
[ 1: PASS ] blit.conversion.rg8i_to_rgba32i:
[ 2: PASS ] blit.conversion.rg8i_to_rgba16i:
[ 3: PASS ] blit.conversion.rg8i_to_rgba8i:
[ 4: PASS ] blit.conversion.rg8i_to_rg32i:
[ 5: PASS ] blit.conversion.rg8i_to_rg16i:
[ 6: PASS ] blit.conversion.rg8i_to_rg8i:
[ 7: FAIL ] blit.conversion.rg8i_to_r32i:
[ 8: FAIL ] blit.conversion.rg8i_to_r16i:
[ 9: FAIL ] blit.conversion.rg8i_to_r8i:
[ 10: PASS ] blit.conversion.rg8i_to_r8i: successfullyParsed is true
[ FAIL ] 3 failures reported