Move the html directory from web-platform-tests/ to wpt/.

third_party/WebKit/LayoutTests/imported/wpt/html/dom/elements-microdata.js

 // Up-to-date as of 2013-04-19.
 // Things defined in the W3C's microdata draft, not the main HTML5 draft.
 // Note: must be included last so that it hits all elements.
 
 for (var element in elements) {
   elements[element].itemScope = "boolean";
   elements[element].itemType = "settable tokenlist";
   elements[element].itemId = "url";
   elements[element].itemRef = "settable tokenlist";
   elements[element].itemProp = "settable tokenlist";
@@ skipping 15 matching lines @@
   reflectItemValue("url", "source", "src");
   reflectItemValue("url", "track", "src");
   reflectItemValue("url", "video", "src");
   reflectItemValue("url", "a", "href");
   reflectItemValue("url", "area", "href");
   reflectItemValue("url", "link", "href");
   reflectItemValue("url", "object", "data");
   reflectItemValue("string", "data", "value");
   //TODO: time is more complex
 });