core/css/FontFaceSet
core/dom/MessagePort
core/dom/Node
-core/dom/WebKitNamedFlow ImplementedAs=NamedFlow
core/fileapi/FileReader
core/html/MediaController
core/html/ime/InputMethodContext
core/loader/appcache/ApplicationCache
core/page/EventSource
core/timing/Performance
+core/frame/Screen
core/frame/Window ImplementedAs=DOMWindow
core/svg/SVGElementInstance
core/workers/DedicatedWorkerGlobalScope