WIP: Create a LongStringCollection that transfers long strings with fewer copies.

third_party/WebKit/Source/bindings/core/v8/SerializedScriptValue.cpp

Index: third_party/WebKit/Source/bindings/core/v8/SerializedScriptValue.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/SerializedScriptValue.cpp b/third_party/WebKit/Source/bindings/core/v8/SerializedScriptValue.cpp
index 0049d6e66d02c98acfbcea0a046416fcee5317d9..ee261940314e2d2c29bbd9138db1de7c876e2526 100644
--- a/third_party/WebKit/Source/bindings/core/v8/SerializedScriptValue.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/SerializedScriptValue.cpp
@@ -85,6 +85,11 @@ PassRefPtr<SerializedScriptValue> SerializedScriptValue::create() {
 }
 
 PassRefPtr<SerializedScriptValue> SerializedScriptValue::create(
+    LongStringPolicy longStringPolicy) {
+  return adoptRef(new SerializedScriptValue(longStringPolicy));
+}
+
+PassRefPtr<SerializedScriptValue> SerializedScriptValue::create(
     const String& data) {
   return adoptRef(new SerializedScriptValue(data));
 }
@@ -111,6 +116,11 @@ SerializedScriptValue::SerializedScriptValue()
     : m_hasRegisteredExternalAllocation(false),
       m_transferablesNeedExternalAllocationRegistration(false) {}
 
+SerializedScriptValue::SerializedScriptValue(LongStringPolicy longStringPolicy)
+    : m_longStrings(longStringPolicy),
+      m_hasRegisteredExternalAllocation(false),
+      m_transferablesNeedExternalAllocationRegistration(false) {}
+
 SerializedScriptValue::SerializedScriptValue(const String& wireData)
     : m_hasRegisteredExternalAllocation(false),
       m_transferablesNeedExternalAllocationRegistration(false) {