Revert of Import wpt@357b83b809e3cbc7a1805e7c3ca108a7980d782f

third_party/WebKit/LayoutTests/imported/wpt/dom/collections/HTMLCollection-supported-property-names.html

Index: third_party/WebKit/LayoutTests/imported/wpt/dom/collections/HTMLCollection-supported-property-names.html
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/dom/collections/HTMLCollection-supported-property-names.html b/third_party/WebKit/LayoutTests/imported/wpt/dom/collections/HTMLCollection-supported-property-names.html
index 0a9df1ad6606476c3f3463032957cec931af19b4..a37163b7d189c292336f17a5db8ba3c0ac512efa 100644
--- a/third_party/WebKit/LayoutTests/imported/wpt/dom/collections/HTMLCollection-supported-property-names.html
+++ b/third_party/WebKit/LayoutTests/imported/wpt/dom/collections/HTMLCollection-supported-property-names.html
@@ -51,85 +51,4 @@
 
   assert_array_equals(Object.getOwnPropertyNames(elements), ['0', 'someProperty']);
 }, 'Object.getOwnPropertyNames on HTMLCollection with expando object');
-
-test(function() {
-  var elements = document.getElementsByTagName("span");
-  var old_item = elements["some-id"];
-  var old_desc = Object.getOwnPropertyDescriptor(elements, "some-id");
-  assert_equals(old_desc.value, old_item);
-  assert_false(old_desc.enumerable);
-  assert_true(old_desc.configurable);
-  assert_false(old_desc.writable);
-
-  elements["some-id"] = 5;
-  assert_equals(elements["some-id"], old_item);
-  assert_throws(new TypeError(), function() {
-    "use strict";
-    elements["some-id"] = 5;
-  });
-  assert_throws(new TypeError(), function() {
-    Object.defineProperty(elements, "some-id", { value: 5 });
-  });
-
-  delete elements["some-id"];
-  assert_equals(elements["some-id"], old_item);
-
-  assert_throws(new TypeError(), function() {
-    "use strict";
-    delete elements["some-id"];
-  });
-  assert_equals(elements["some-id"], old_item);
-
-}, 'Trying to set an expando that would shadow an already-existing named property');
-
-test(function() {
-  var elements = document.getElementsByTagName("span");
-  var old_item = elements["new-id"];
-  var old_desc = Object.getOwnPropertyDescriptor(elements, "new-id");
-  assert_equals(old_item, undefined);
-  assert_equals(old_desc, undefined);
-
-  elements["new-id"] = 5;
-  assert_equals(elements["new-id"], 5);
-
-  var span = document.createElement("span");
-  this.add_cleanup(function () {span.remove();});
-  span.id = "new-id";
-  document.body.appendChild(span);
-
-  assert_equals(elements.namedItem("new-id"), span);
-  assert_equals(elements["new-id"], 5);
-
-  delete elements["new-id"];
-  assert_equals(elements["new-id"], span);
-}, 'Trying to set an expando that shadows a named property that gets added later');
-
-test(function() {
-  var elements = document.getElementsByTagName("span");
-  var old_item = elements["new-id2"];
-  var old_desc = Object.getOwnPropertyDescriptor(elements, "new-id2");
-  assert_equals(old_item, undefined);
-  assert_equals(old_desc, undefined);
-
-  Object.defineProperty(elements, "new-id2", { configurable: false, writable:
-                                              false, value: 5 });
-  assert_equals(elements["new-id2"], 5);
-
-  var span = document.createElement("span");
-  this.add_cleanup(function () {span.remove();});
-  span.id = "new-id2";
-  document.body.appendChild(span);
-
-  assert_equals(elements.namedItem("new-id2"), span);
-  assert_equals(elements["new-id2"], 5);
-
-  delete elements["new-id2"];
-  assert_equals(elements["new-id2"], 5);
-
-  assert_throws(new TypeError(), function() {
-    "use strict";
-    delete elements["new-id2"];
-  });
-  assert_equals(elements["new-id2"], 5);
-}, 'Trying to set a non-configurable expando that shadows a named property that gets added later');
 </script>