Drop spurious variable declaration in Using Screen Capture API (mdn#5543)

alvinhui · web-flow · commit 88c32b7e4d04 · 2021-06-01T23:55:58.000+09:00
diff --git a/files/en-us/web/api/screen_capture_api/using_screen_capture/index.html b/files/en-us/web/api/screen_capture_api/using_screen_capture/index.html
@@ -48,8 +48,6 @@ <h2 id="Capturing_screen_contents">Capturing screen contents</h2>
 <figcaption><strong><em>Starting screen capture: <code>Promise</code> style</em></strong>
 
 <pre class="brush: js">function startCapture(displayMediaOptions) {
- let captureStream = null;
-
  return navigator.mediaDevices.getDisplayMedia(displayMediaOptions)
     .catch(err =&gt; { console.error("Error:" + err); return null; });
 }</pre>
