[GUM-backgroundBlur.https.html]
expected:
if (os == "android") and fission: [OK, TIMEOUT]
[Test getSupportedConstraints().backgroundBlur]
expected: PRECONDITION_FAILED
[Test getCapabilities().backgroundBlur]
expected: FAIL
[Test getSettings().backgroundBlur]
expected: FAIL
[Test applyConstraints() with backgroundBlur]
expected: FAIL