Add constructor for WebAudio AudioNodes. Instead of saying "context.createFoo()", you can now say "new FooNode(context, optionalOptions)", roughly.
Docs: http://webaudio.github.io/web-audio-api/ https://github.com/WebAudio/web-audio-api/issues/696 https://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API