[Experimental] CSSSerializer Proof-of-concept

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

Index: third_party/WebKit/Source/core/css/CSSValuePair.h
diff --git a/third_party/WebKit/Source/core/css/CSSValuePair.h b/third_party/WebKit/Source/core/css/CSSValuePair.h
index dc9053915bc5856695d70d3e50b095d381d6fa44..694f8f704402905ae2051335e5317ed0d6dc0a6f 100644
--- a/third_party/WebKit/Source/core/css/CSSValuePair.h
+++ b/third_party/WebKit/Source/core/css/CSSValuePair.h
@@ -47,6 +47,8 @@ public:
         return adoptRefWillBeNoop(new CSSValuePair(CSSPrimitiveValue::create(lengthSize.width(), style.effectiveZoom()), CSSPrimitiveValue::create(lengthSize.height(), style.effectiveZoom()), KeepIdenticalValues));
     }
 
+    static PassRefPtrWillBeRawPtr<CSSValuePair> deserializeAfterDispatch(CSSDeserializeStream*);
+
     // TODO(sashab): Remove these non-const versions.
     CSSValue& first() { return *m_first; }
     CSSValue& second() { return *m_second; }
@@ -69,6 +71,7 @@ public:
             && compareCSSValuePtr(m_second, other.m_second);
     }
 
+    void serializeAfterDispatch(CSSSerializeStream*) const;
     DECLARE_TRACE_AFTER_DISPATCH();
 
 private: