[WIP] Implement :dir()

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

Index: third_party/WebKit/Source/core/css/CSSSelector.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSSelector.cpp b/third_party/WebKit/Source/core/css/CSSSelector.cpp
index 4355b9d8c4e79ab47d22a56db40a8d4d283454a0..f0609554388c5d88cc83cef671f316d0dbad4066 100644
--- a/third_party/WebKit/Source/core/css/CSSSelector.cpp
+++ b/third_party/WebKit/Source/core/css/CSSSelector.cpp
@@ -231,6 +231,7 @@ PseudoId CSSSelector::pseudoId(PseudoType type)
     case PseudoInvalid:
     case PseudoIndeterminate:
     case PseudoTarget:
+    case PseudoDir:
     case PseudoLang:
     case PseudoNot:
     case PseudoRoot:
@@ -365,6 +366,7 @@ const static NameToPseudoStruct pseudoTypeWithoutArgumentsMap[] = {
 const static NameToPseudoStruct pseudoTypeWithArgumentsMap[] = {
 {"-webkit-any",      CSSSelector::PseudoAny},
 {"cue",              CSSSelector::PseudoCue},
+{"dir",              CSSSelector::PseudoDir},
 {"host",             CSSSelector::PseudoHost},
 {"host-context",     CSSSelector::PseudoHostContext},
 {"lang",             CSSSelector::PseudoLang},
@@ -527,6 +529,7 @@ void CSSSelector::updatePseudoType(const AtomicString& value, bool hasArguments)
     case PseudoIncrement:
     case PseudoIndeterminate:
     case PseudoInvalid:
+    case PseudoDir:
     case PseudoLang:
     case PseudoLastChild:
     case PseudoLastOfType:
@@ -642,6 +645,7 @@ String CSSSelector::selectorText(const String& rightSide) const
                 str.append(')');
                 break;
             }
+            case PseudoDir:
             case PseudoLang:
                 str.append('(');
                 str.append(cs->argument());