List marker pseudo elements.

Source/core/css/parser/BisonCSSParser-in.cpp

Index: Source/core/css/parser/BisonCSSParser-in.cpp
diff --git a/Source/core/css/parser/BisonCSSParser-in.cpp b/Source/core/css/parser/BisonCSSParser-in.cpp
index 8d561e05e0229d2e56f0d9ff493eec6011612244..ab051ed0d77a98a903c674505354072c6ebf780d 100644
--- a/Source/core/css/parser/BisonCSSParser-in.cpp
+++ b/Source/core/css/parser/BisonCSSParser-in.cpp
@@ -302,6 +302,19 @@ void BisonCSSParser::parseSelector(const String& string, CSSSelectorList& select
     m_selectorListForParseSelector = 0;
 }
 
+bool BisonCSSParser::isSelectorAllowedInParsingMode(CSSSelector::PseudoType type)
+{
+    if (isUASheetBehavior(m_context.mode()))
+        return true;
+
+    switch (type) {
+    case CSSSelector::PseudoMarker:
+        return false;
+    default:
+        return true;
+    }

[Julien - ping for review, 2014/12/05 19:44:03]

return type != CSSSelection::PseudoMarker?

[dsinclair, 2015/01/23 20:46:36]

Done. I'd originally written this thinking we'd have more of these, but this
works for now and we can switch to something else later if needed.

+}
+
 PassRefPtrWillBeRawPtr<ImmutableStylePropertySet> BisonCSSParser::parseInlineStyleDeclaration(const String& string, Element* element)
 {
     Document& document = element->document();