[Experimental] CSSSerializer Proof-of-concept

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

Index: third_party/WebKit/Source/core/css/CSSValueList.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSValueList.cpp b/third_party/WebKit/Source/core/css/CSSValueList.cpp
index 2573fb98d5a050abbc96aea900ac688024135e78..c015ab2ba69cbcf3732b5584f4935b94b728f295 100644
--- a/third_party/WebKit/Source/core/css/CSSValueList.cpp
+++ b/third_party/WebKit/Source/core/css/CSSValueList.cpp
@@ -21,6 +21,8 @@
 #include "core/css/CSSValueList.h"
 
 #include "core/css/CSSPrimitiveValue.h"
+#include "core/css/serializer/CSSDeserializeStream.h"
+#include "core/css/serializer/CSSSerializeStream.h"
 #include "wtf/text/StringBuilder.h"
 
 namespace blink {
@@ -124,6 +126,26 @@ bool CSSValueList::hasFailedOrCanceledSubresources() const
     return false;
 }
 
+CSSValueList::CSSValueList(ClassType classType, unsigned bitfields, CSSDeserializeStream* stream)
+    : CSSValue(classType)
+{
+    m_bitfields = bitfields;
+
+    unsigned len = stream->readUnsigned();
+    m_values.reserveCapacity(len);
+    for (unsigned i = 0; i < len; ++i) {
+        m_values.append(CSSValue::deserialize(stream));
+    }
+}
+
+void CSSValueList::serializeAfterDispatch(CSSSerializeStream* stream) const
+{
+    stream->writeUnsigned(m_values.size());
+    for (unsigned i = 0; i < m_values.size(); ++i) {
+        m_values[i]->serialize(stream);
+    }
+}
+
 DEFINE_TRACE_AFTER_DISPATCH(CSSValueList)
 {
     visitor->trace(m_values);