<p dir="auto">In OSX Mavericks and Atom 0.121.0, there is a bar with nothing in the top of the screen, when Atom is in FullScreen mode.</p>
<p dir="auto"><a target="_blank" rel="noopener noreferrer nofollow" href="https://cloud.githubusercontent.com/assets/5305627/3910845/b1a3897a-231b-11e4-86a7-7a71d4e80ad9.png"><img src="https://cloud.githubusercontent.com/assets/5305627/3910845/b1a3897a-231b-11e4-86a7-7a71d4e80ad9.png" alt="capture decran 2014-08-13 a 20 54 05" style="max-width: 100%;"></a></p>
<p dir="auto">Is this a bug?</p>
<ol dir="auto">
<li>Open an Atom window with a file or project. (For some reason, this bug didn't happen when I tried to reproduce from an empty Atom window.)</li>
<li>Enter fullscreen mode (Ctrl-Cmd-F)</li>
<li>Open another window of Atom. (e.g. with the command line, File &gt; Open [and then select a folder], or with the Project Quick Open package)</li>
</ol>
<p dir="auto">The window that opens will have a vestigial title bar at the top that looks like this:<br>
<a target="_blank" rel="noopener noreferrer nofollow" href="https://cloud.githubusercontent.com/assets/1977010/3835399/bbbdf11e-1dbe-11e4-8bf4-d9a0d2049336.png"><img src="https://cloud.githubusercontent.com/assets/1977010/3835399/bbbdf11e-1dbe-11e4-8bf4-d9a0d2049336.png" alt="screen shot 2014-08-06 at 4 08 32 pm" style="max-width: 100%;"></a></p>
<p dir="auto">It's not a big deal, but it does undermine the purpose of fullscreen mode a little bit. ;)</p>
<p dir="auto">This is on Atom 0.120.0 running on OS X 10.9.3. I was able to reproduce the problem in safe mode.</p>