Testing parsing and serialization of -webkit-transition-timing-function values.
PASS: 'linear' parsed and serialized successfully.
PASS: 'ease-in' parsed and serialized successfully.
PASS: 'ease-out' parsed and serialized successfully.
PASS: 'ease-in-out' parsed and serialized successfully.
PASS: 'cubic-bezier(0, 0, 0, 1)' parsed and serialized successfully.
PASS: 'cubic-bezier(0.1, 0.52, 0.11101, 0.9)' parsed and serialized successfully.
PASS: 'cubic-bezier(1.5, 55, 12.3456, 1000)' parsed and serialized successfully.
PASS: 'cubic-bezier(-1.5, -55, -12.3456, -1000)' parsed and serialized successfully.