href="#C9_L6" id=C9_L6></a><a href="#C9_L7" id=C9_L7></a><a href="#C9_L8" id=C9_L8></a><a href="#C9_L9" id=C9_L9></a><a href="#C9_L10" id=C9_L10></a><a href="#C9_L11" id=C9_L11></a><a href="#C9_L12" id=C9_L12></a></span></code></pre></div>
<p><code>headers</code> can also be used as a computed property to support dynamic
headers. In the example below, the headers are generated with a computed
property dependent on the <code>session</code> service.</p>
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