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

Test: ../../resources/webgl_test_files/conformance2/glsl3/shader-with-invalid-characters.html
[ 1: FAIL ] [unexpected vertex shader compile status] (expected: true) vertex shader that uses backlash character in comments should succeed
[ 2: FAIL ] [link failed] vertex shader that uses backlash character in comments should succeed
[ 3: PASS ] successfullyParsed is true
[ FAIL ] 2 failures reported