Native text field elements shouldn't allow aria-owns children.

third_party/WebKit/LayoutTests/accessibility/aria-owns-ignores-leafs.html

Index: third_party/WebKit/LayoutTests/accessibility/aria-owns-ignores-leafs.html
diff --git a/third_party/WebKit/LayoutTests/accessibility/aria-owns-ignores-leafs.html b/third_party/WebKit/LayoutTests/accessibility/aria-owns-ignores-leafs.html
index 9db935e38d273a8a459f4a2047aa8b7208630cb6..797ba450efddcbd7bd346965223151492e638c2a 100644
--- a/third_party/WebKit/LayoutTests/accessibility/aria-owns-ignores-leafs.html
+++ b/third_party/WebKit/LayoutTests/accessibility/aria-owns-ignores-leafs.html
@@ -45,6 +45,68 @@ test(function(t)
 }, "Aria-owns doesn't move an element if the role doesn't allow children.");
 </script>
 
+<style>
+input, textarea {
+    display: block;
+}
+</style>
+
+<div class="container" id="container3" role="group" aria-label="Container">
+    <input id="textfield3" aria-owns="menu3" aria-label="textfield">
+    <div id="menu3" role="menu">menu</div>
+</div>
+
+<script>
+test(function(t)
+{
+    var axTextfield3 = accessibilityController.accessibleElementById("textfield3");
+    assert_equals(axTextfield3.name, "textfield");
+    var axContainer3 = accessibilityController.accessibleElementById("container3");
+    assert_equals(axContainer3.childrenCount, 2);
+    assert_equals(axContainer3.childAtIndex(0).role, "AXRole: AXTextField");
+    assert_equals(axContainer3.childAtIndex(0).childrenCount, 0);
+    assert_equals(axContainer3.childAtIndex(1).role, "AXRole: AXMenu");
+}, "Aria-owns doesn't create children of an input element.");
+</script>
+
+<div class="container" id="container4" role="group" aria-label="Container">
+    <textarea id="textfield4" aria-owns="menu4" aria-label="textfield">
+    </textarea>
+    <div id="menu4" role="menu">menu</div>
+</div>
+
+<script>
+test(function(t)
+{
+    var axTextfield4 = accessibilityController.accessibleElementById("textfield4");
+    assert_equals(axTextfield4.name, "textfield");
+    var axContainer4 = accessibilityController.accessibleElementById("container4");
+    assert_equals(axContainer4.childrenCount, 2);
+    assert_equals(axContainer4.childAtIndex(0).role, "AXRole: AXTextField");
+    assert_equals(axContainer4.childAtIndex(1).role, "AXRole: AXMenu");
+}, "Aria-owns doesn't create children of a textarea element.");
+</script>
+
+<div class="container" id="container5" role="group" aria-label="Container">
+    <div id="textfield5" aria-owns="menu5" aria-label="textfield"
+         contentEditable="true">
+    </div>
+    <div id="menu5" role="menu">menu</div>
+</div>
+
+<script>
+test(function(t)
+{
+    var axTextfield5 = accessibilityController.accessibleElementById("textfield5");
+    assert_equals(axTextfield5.name, "textfield");
+    var axContainer5 = accessibilityController.accessibleElementById("container5");
+    assert_equals(axContainer5.childrenCount, 2);
+    assert_equals(axContainer5.childAtIndex(0).role, "AXRole: AXDiv");
+    assert_equals(axContainer5.childAtIndex(0).childrenCount, 0);
+    assert_equals(axContainer5.childAtIndex(1).role, "AXRole: AXMenu");
+}, "Aria-owns doesn't create children of a contenteditable element.");
+</script>
+
 <script>
 if (window.testRunner)
     document.body.className = "hideAllContainers";