// make sure the canvas is still clear
wtu.checkCanvas(gl, [255, 255, 0, 255], "should be yellow");
- wtu.waitForComposite(gl, function() {
+ wtu.waitForComposite(function() {
gl.clearColor(1, 0, 0, 1);
gl.clear(gl.COLOR_BUFFER_BIT);
wtu.checkCanvas(gl, [0, 0, 0, 0], "should be clear");