testing/resources/pixel/reset_button.evt - pdfium - Git at Google

 # Check the checkbox
 mousemove,145,220
 mousedown,left,145,220
 mouseup,left,145,220

 # Tab to reset button from checkbox
 keycode,9

 # Press Enter to reset the form
 charcode,13
	# Check the checkbox
	mousemove,145,220
	mousedown,left,145,220
	mouseup,left,145,220

	# Tab to reset button from checkbox
	keycode,9

	# Press Enter to reset the form
	charcode,13