🔥 Unnecessary audio hack

No longer needed with the `backgroundThrottling` option

src/initialize-test-window.coffee

@@ -48,13 +48,6 @@ module.exports = ({blobStore}) ->
 
     document.title = "Spec Suite"
 
-    # Avoid throttling of test window by playing silence
-    # See related discussion in https://github.com/atom/atom/pull/9485
-    context = new AudioContext()
-    source = context.createBufferSource()
-    source.connect(context.destination)
-    source.start(0)
-
     testRunner = require(testRunnerPath)
     legacyTestRunner = require(legacyTestRunnerPath)
     buildDefaultApplicationDelegate = -> new ApplicationDelegate()