Apply layout-test-tidy to LayoutTests/webaudio

third_party/WebKit/LayoutTests/webaudio/audioworklet/audioworklet-testing.js

 /**
  * Check if |window.internals| and |window.internals.runtimeFlags.AudioWorklet|
  * are available.
  *
  * The content_shell driven by run-webkit-tests.py is supposed to enable all the
  * experimental web platform features. The flags are exposed via
  * |internals.runtimeFlag|.
  *
  * See: https://www.chromium.org/blink/runtime-enabled-features
  *
  * @return {Boolean}
  */
 function isAudioWorkletEnabled() {
   return {
     onContentShell: Boolean(window.internals) &&
-                    Boolean(window.internals.runtimeFlags.audioWorkletEnabled),
+        Boolean(window.internals.runtimeFlags.audioWorkletEnabled),
     onBrowser: Boolean(window.Worklet) && Boolean(window.audioWorklet)
   };
 }