function testClosedCaptionsButtonVisibility(expected)
{
try {
- captionsButtonElement = mediaControlsElement(internals.shadowRoot(mediaElement).firstChild, "-webkit-media-controls-toggle-closed-captions-button");
+ captionsButtonElement = mediaControlsButton(mediaElement, "toggle-closed-captions-button");
captionsButtonCoordinates = mediaControlsButtonCoordinates(mediaElement, "toggle-closed-captions-button");
} catch (exception) {
consoleWrite("Failed to find a closed captions button or its coordinates: " + exception);