Remove the :-webkit-full-screen-document pseudo class

Source/core/css/CSSSelector.cpp

Index: Source/core/css/CSSSelector.cpp
diff --git a/Source/core/css/CSSSelector.cpp b/Source/core/css/CSSSelector.cpp
index 71d196b2f9e26e5e1be59f346f33e64cbf30ce58..7fab998a01aaeb54a4d0ee386344693dbd8d9945 100644
--- a/Source/core/css/CSSSelector.cpp
+++ b/Source/core/css/CSSSelector.cpp
@@ -261,7 +261,6 @@ PseudoId CSSSelector::pseudoId(PseudoType type)
     case PseudoHostContext:
     case PseudoShadow:
     case PseudoFullScreen:
-    case PseudoFullScreenDocument:
     case PseudoFullScreenAncestor:
     case PseudoSpatialNavigationFocus:
     case PseudoListBox:
@@ -292,7 +291,6 @@ const static NameToPseudoStruct pseudoTypeWithoutArgumentsMap[] = {
 {"-webkit-full-page-media",       CSSSelector::PseudoFullPageMedia},
 {"-webkit-full-screen",           CSSSelector::PseudoFullScreen},
 {"-webkit-full-screen-ancestor",  CSSSelector::PseudoFullScreenAncestor},
-{"-webkit-full-screen-document",  CSSSelector::PseudoFullScreenDocument},
 {"-webkit-resizer",               CSSSelector::PseudoResizer},
 {"-webkit-scrollbar",             CSSSelector::PseudoScrollbar},
 {"-webkit-scrollbar-button",      CSSSelector::PseudoScrollbarButton},
@@ -511,7 +509,6 @@ void CSSSelector::updatePseudoType(const AtomicString& value, bool hasArguments)
     case PseudoFullPageMedia:
     case PseudoFullScreen:
     case PseudoFullScreenAncestor:
-    case PseudoFullScreenDocument:
     case PseudoFutureCue:
     case PseudoHorizontal:
     case PseudoHost: