Remove MicroData implementation

LayoutTests/fast/dom/MicroData/add-remove-property-to-item-which-is-not-attached-to-domtree-expected.txt

Index: LayoutTests/fast/dom/MicroData/add-remove-property-to-item-which-is-not-attached-to-domtree-expected.txt
diff --git a/LayoutTests/fast/dom/MicroData/add-remove-property-to-item-which-is-not-attached-to-domtree-expected.txt b/LayoutTests/fast/dom/MicroData/add-remove-property-to-item-which-is-not-attached-to-domtree-expected.txt
deleted file mode 100644
index 0f1243a92448a99401584c8e793274879207f28e..0000000000000000000000000000000000000000
--- a/LayoutTests/fast/dom/MicroData/add-remove-property-to-item-which-is-not-attached-to-domtree-expected.txt
+++ /dev/null
@@ -1,55 +0,0 @@
-Test to ensure that modifing properties of an item which is not attached to the DOM tree must update its HTMLPropertiesCollection.
-
-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
-
-
-Created element of type: div
-PASS item.properties.length is 1
-PASS item.properties.item(0) is item.firstChild
-PASS item.properties[0] is item.firstChild
-
-Add properties through itemref attribute.
-PASS item.properties.length is 2
-PASS item.properties.item(0) is parent.firstChild
-PASS item.properties[0] is parent.firstChild
-PASS item.properties.item(1) is item.firstChild
-PASS item.properties[1] is item.firstChild
-
-Add property to ref element
-Created element of type: div
-Set attribute: itemprop, value: qux
-PASS item.properties.length is 3
-PASS item.properties.item(0) is parent.firstChild
-PASS item.properties[0] is parent.firstChild
-PASS item.properties.item(1) is parent.firstChild.firstChild
-PASS item.properties[1] is parent.firstChild.firstChild
-PASS item.properties.item(2) is item.firstChild
-PASS item.properties[2] is item.firstChild
-
-Add properties direct to the item
-Created element of type: div
-Set attribute: itemprop, value: baz
-PASS item.properties.length is 4
-PASS item.properties.item(3) is item.childNodes[1]
-PASS item.properties[3] is item.childNodes[1]
-
-Remove property
-PASS item.properties.length is 3
-PASS item.properties.item(3) is null
-PASS item.properties[3] is undefined.
-
-Remove property from ref element
-PASS item.properties.length is 2
-PASS item.properties.item(0) is parent.firstChild
-PASS item.properties[0] is parent.firstChild
-PASS item.properties.item(1) is item.firstChild
-PASS item.properties[1] is item.firstChild
-
-Remove property added through itemref
-PASS item.properties.length is 1
-PASS item.properties.item(0) is item.firstChild
-PASS item.properties[0] is item.firstChild
-PASS successfullyParsed is true
-
-TEST COMPLETE
-