NOT FOR REVIEW: Fullscreen WIP

third_party/WebKit/Source/core/css/SelectorChecker.cpp

Index: third_party/WebKit/Source/core/css/SelectorChecker.cpp
diff --git a/third_party/WebKit/Source/core/css/SelectorChecker.cpp b/third_party/WebKit/Source/core/css/SelectorChecker.cpp
index ab8e81d691d5b0fe9606adf0c4afaa5ee210b7f4..7d2537ee971df15bce55640c68cbf93b85d2aca3 100644
--- a/third_party/WebKit/Source/core/css/SelectorChecker.cpp
+++ b/third_party/WebKit/Source/core/css/SelectorChecker.cpp
@@ -34,7 +34,6 @@
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
 #include "core/dom/ElementTraversal.h"
-#include "core/dom/Fullscreen.h"
 #include "core/dom/NodeComputedStyle.h"
 #include "core/dom/NthIndexCache.h"
 #include "core/dom/StyleEngine.h"
@@ -965,17 +964,7 @@ bool SelectorChecker::checkPseudoClass(const SelectorCheckingContext& context,
       return true;
     }
     case CSSSelector::PseudoFullScreen:
-      // While a Document is in the fullscreen state, and the document's current
-      // fullscreen element is an element in the document, the 'full-screen'
-      // pseudoclass applies to that element. Also, an <iframe>, <object> or
-      // <embed> element whose child browsing context's Document is in the
-      // fullscreen state has the 'full-screen' pseudoclass applied.
-      if (isHTMLFrameElementBase(element) &&
-          element.containsFullScreenElement())
-        return true;
-      return Fullscreen::isCurrentFullScreenElement(element);
-    case CSSSelector::PseudoFullScreenAncestor:
-      return element.containsFullScreenElement();
+      return element.isFullscreen();
     case CSSSelector::PseudoInRange:
       if (m_mode == ResolvingStyle)
         element.document().setContainsValidityStyleRules();