title: Chrome: CPU profile parser is fixing n missing samples
body: <p>I'm using Chrome's performance tab to study the performance of a page, and I occasionally get a warning like:</p>
  
  <blockquote>
    <p>DevTools: CPU profile parser is fixing 4 missing samples.</p>
  </blockquote>
  
  <p>Does anyone know what this means? Googling for this warning has returned no results so far...</p>