title: SyntaxError: Unexpected identifier PriorityNode.prototype.removeChildren
body: <p>Cannot run <code>create-react-app start</code>.</p>
  
  <pre><code>/node_modules/spdy-transport/lib/spdy-transport/priority.js:81
  PriorityNode.prototype.removeChildren = function removeChildren () {
  ^^^^^^^^^^^^
  
  SyntaxError: Unexpected identifier
      at createScript (vm.js:80:10)
      at Object.runInThisContext (vm.js:139:10)
      at Module._compile (module.js:616:28)
      at Object.Module._extensions..js (module.js:663:10)
      at Module.load (module.js:565:32)
      at tryModuleLoad (module.js:505:12)
      at Function.Module._load (module.js:497:3)
      at Module.require (module.js:596:17)
      at require (internal/module.js:11:18)
      at Object.&lt;anonymous&gt; (/Users/noah/Projects/project-1/node_modules/spdy-transport/lib/spdy-transport.js:18:22)
  error Command failed with exit code 1.
  info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.
  </code></pre>