[Experimental] CSSSerializer Proof-of-concept

third_party/WebKit/Source/core/css/CSSFontFeatureValue.h

Index: third_party/WebKit/Source/core/css/CSSFontFeatureValue.h
diff --git a/third_party/WebKit/Source/core/css/CSSFontFeatureValue.h b/third_party/WebKit/Source/core/css/CSSFontFeatureValue.h
index 719cab61ab4aea789b5ac7e30eb7e28cb3667d11..8e247844c83ff91c10986dc54a6d64543673aa79 100644
--- a/third_party/WebKit/Source/core/css/CSSFontFeatureValue.h
+++ b/third_party/WebKit/Source/core/css/CSSFontFeatureValue.h
@@ -37,6 +37,7 @@ public:
     {
         return adoptRefWillBeNoop(new CSSFontFeatureValue(tag, value));
     }
+    static PassRefPtrWillBeRawPtr<CSSFontFeatureValue> deserializeAfterDispatch(CSSDeserializeStream*);
 
     const AtomicString& tag() const { return m_tag; }
     int value() const { return m_value; }
@@ -44,6 +45,8 @@ public:
 
     bool equals(const CSSFontFeatureValue&) const;
 
+    void serializeAfterDispatch(CSSSerializeStream*) const;
+
     DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValue::traceAfterDispatch(visitor); }
 
 private: