third_party/blink/web_tests/printing/offscreencanvas-2d-printing-expected.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <canvas id='c'></canvas>
 <script>
 var can = document.getElementById('c');
 can.width = can.height = 100;
 var ctx = can.getContext("2d");
 ctx.fillStyle = 'green';
 ctx.fillRect(0, 0, 100, 100);
 if (window.testRunner) {
   testRunner.setPrinting();
 }
 </script>
	<!DOCTYPE html>
	<canvas id='c'></canvas>
	<script>
	var can = document.getElementById('c');
	can.width = can.height = 100;
	var ctx = can.getContext("2d");
	ctx.fillStyle = 'green';
	ctx.fillRect(0, 0, 100, 100);
	if (window.testRunner) {
	testRunner.setPrinting();
	}
	</script>