[DevTools] Move inspector-protocol/accessibility tests to new harness

third_party/WebKit/LayoutTests/inspector-protocol/accessibility/accessibility-nameSources-labelledby.js

+(async function(testRunner) {
+  let {page, session, dp} = await testRunner.startHTML(`
+    <style>
+    body.done .tests {
+      display: none;
+    }
+    </style>
+    <script>
+    function done() {
+      document.body.classList.add('done');
+    }
+    </script>
+    <!-- Compare with accessibility/name-calc-figure.html, accessibility/name-calc-img.html, accessibility/name-calc-presentational.html and accessibility/name-calc-svg.html-->
+    <div class='tests'>
+      <div data-dump id='div'>Div Contents</div>
+
+      <button data-dump id='self'>Contents of button</button>
+
+      <button data-dump id='labelledby' aria-labelledby='label1'>Contents</button>
+      <div id='label1'>Label 1</div>
+
+      <button data-dump id='labelledbySelf' aria-labelledby='labelledbySelf'>Contents</button>
+
+      <button data-dump id='labelledby3' aria-labelledby='labelledby3 label3'>Contents</button>
+      <div id='label3'>Label 3</div>
+
+      <button data-dump id='labelledby4' aria-labelledby='label4'>Contents</button>
+      <div id='label4' aria-labelledby='label4chained'>Contents 4</div>
+      <p id='label4chained'>Contents 4 chained</p>
+
+      <button data-dump id='labelledby5' aria-labelledby='label5'>Contents</button>
+
+      <button data-dump id='labelledby6' aria-labelledby='label6'>Contents</button>
+      <div id='label6'></div>
+
+      <button data-dump id='labelledby7' aria-labelledby='label7'>Contents</button>
+      <h3 id='label7' style='visibility: hidden'>Invisible label</h3>
+
+      <button data-dump id='labelledby8' aria-labelledby='label8'>Contents</button>
+      <h3 id='label8' style='display: none'>Display-none label</h3>
+
+      <button data-dump id='labelOnly' aria-label='Label'>Contents</button>
+
+      <button data-dump id='emptyLabel1' aria-label=''>Contents</button>
+
+      <button data-dump id='emptyLabel2' aria-label>Contents</button>
+
+      <button data-dump id='labelledby9' aria-labelledby='label9' aria-label='Label'>Contents</button>
+      <div id='label9'>Labelledby 9</div>
+
+      <button data-dump id='labelledby10' aria-labelledby='label10'>Contents</button>
+      <div id='label10' aria-label='Label 10 label'>Contents 10</div>
+
+      <button data-dump id='labelledby11' aria-labelledby='label11'>Contents</button>
+      <div id='label11' aria-label=''>Contents 11</div>
+
+      <button data-dump id='labelledby12' aria-labelledby='label12'>Contents</button>
+      <div id='label12' aria-label='Label 12 label' aria-labelledby='label12chained'>Contents 12</div>
+      <p id='label12chained'>Contents 12 chained</p>
+
+      <input data-dump id='input1' aria-labelledby='list1'>
+      <ul id='list1' aria-owns='list1_item3'>
+          <li>A
+          <li>B
+      </ul>
+      <div role='listitem' id='list1_item3'>C</div>
+    </div>
+  `, '');
+
+  var dumpAccessibilityNodesBySelectorAndCompleteTest =
+      (await testRunner.loadScript('../resources/accessibility-dumpAccessibilityNodes.js'))(testRunner, session);
+
+  var msg = await dp.DOM.getDocument();
+  dumpAccessibilityNodesBySelectorAndCompleteTest('[data-dump]', false, msg);
+})