gnature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">MediaStream</span><span class="tsd-signature-symbol">&gt;</span></li>
											</ul>
											<ul class="tsd-descriptions">
												<li class="tsd-description">
													<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span