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<html>
<head>
  <meta charset="UTF-8">
  <title>Test for Bug 1268749</title>
  <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
</head>
<body>
<script>

var gWindow = null;

function begin() {
  SpecialPowers.pushPrefEnv({
    "set": [["full-screen-api.unprefix.enabled", false]]
  }, () => {
    gWindow = window.open("file_fullscreen-unprefix-disabled-inner.html",
                          "", "width=500,height=500");
    gWindow.addEventListener("load", () => {
      gWindow.focus();
      SimpleTest.waitForFocus(() => gWindow.begin(), gWindow);
    });
  });
}

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  gWindow.close();
  SpecialPowers.popPrefEnv(opener.nextTest);
}

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