Sharing of SharedArrayBuffer via PostMessage transfer

Source/bindings/core/v8/ScriptValueSerializer.h

Index: Source/bindings/core/v8/ScriptValueSerializer.h
diff --git a/Source/bindings/core/v8/ScriptValueSerializer.h b/Source/bindings/core/v8/ScriptValueSerializer.h
index b3da7b3cf6d400db94f6781667916780062c964f..e62ba77bdba59ac53b3d3009d7ac535dbd044f9a 100644
--- a/Source/bindings/core/v8/ScriptValueSerializer.h
+++ b/Source/bindings/core/v8/ScriptValueSerializer.h
@@ -21,6 +21,7 @@ namespace blink {
 class CompositorProxy;
 class DOMArrayBuffer;
 class DOMArrayBufferView;
+class DOMSharedArrayBuffer;
 class File;
 class FileList;
 
@@ -134,6 +135,7 @@ public:
     void writeRegExp(v8::Local<v8::String> pattern, v8::RegExp::Flags);
     void writeTransferredMessagePort(uint32_t index);
     void writeTransferredArrayBuffer(uint32_t index);
+    void writeTransferredSharedArrayBuffer(uint32_t index);
     void writeObjectReference(uint32_t reference);
     void writeObject(uint32_t numProperties);
     void writeSparseArray(uint32_t numProperties, uint32_t length);
@@ -194,7 +196,7 @@ public:
         JSException
     };
 
-    ScriptValueSerializer(SerializedScriptValueWriter&, MessagePortArray* messagePorts, ArrayBufferArray* arrayBuffers, WebBlobInfoArray*, BlobDataHandleMap& blobDataHandles, v8::TryCatch&, ScriptState*);
+    ScriptValueSerializer(SerializedScriptValueWriter&, MessagePortArray* messagePorts, ArrayBufferArray* arrayBuffers, SharedArrayBufferArray* sharedArrayBuffers, WebBlobInfoArray*, BlobDataHandleMap& blobDataHandles, v8::TryCatch&, ScriptState*);
     v8::Isolate* isolate() { return m_scriptState->isolate(); }
     v8::Local<v8::Context> context() { return m_scriptState->context(); }
 
@@ -368,6 +370,7 @@ private:
     StateBase* writeAndGreyArrayBufferView(v8::Local<v8::Object>, StateBase* next);
     StateBase* writeArrayBuffer(v8::Local<v8::Value>, StateBase* next);
     StateBase* writeTransferredArrayBuffer(v8::Local<v8::Value>, uint32_t index, StateBase* next);
+    StateBase* writeTransferredSharedArrayBuffer(v8::Local<v8::Value>, uint32_t index, StateBase* next);
     static bool shouldSerializeDensely(uint32_t length, uint32_t propertyCount);
 
     StateBase* startArrayState(v8::Local<v8::Array>, StateBase* next);
@@ -397,6 +400,7 @@ private:
     ObjectPool m_objectPool;
     ObjectPool m_transferredMessagePorts;
     ObjectPool m_transferredArrayBuffers;
+    ObjectPool m_transferredSharedArrayBuffers;
     uint32_t m_nextObjectReference;
     WebBlobInfoArray* m_blobInfo;
     BlobDataHandleMap& m_blobDataHandles;
@@ -416,6 +420,7 @@ public:
     virtual bool tryGetObjectFromObjectReference(uint32_t reference, v8::Local<v8::Value>*) = 0;
     virtual bool tryGetTransferredMessagePort(uint32_t index, v8::Local<v8::Value>*) = 0;
     virtual bool tryGetTransferredArrayBuffer(uint32_t index, v8::Local<v8::Value>*) = 0;
+    virtual bool tryGetTransferredSharedArrayBuffer(uint32_t index, v8::Local<v8::Value>*) = 0;
     virtual bool newSparseArray(uint32_t length) = 0;
     virtual bool newDenseArray(uint32_t length) = 0;
     virtual bool newObject() = 0;
@@ -550,6 +555,7 @@ public:
     virtual void pushObjectReference(const v8::Local<v8::Value>&) override;
     virtual bool tryGetTransferredMessagePort(uint32_t index, v8::Local<v8::Value>*) override;
     virtual bool tryGetTransferredArrayBuffer(uint32_t index, v8::Local<v8::Value>*) override;
+    virtual bool tryGetTransferredSharedArrayBuffer(uint32_t index, v8::Local<v8::Value>*) override;
     virtual bool tryGetObjectFromObjectReference(uint32_t reference, v8::Local<v8::Value>*) override;
     virtual uint32_t objectReferenceCount() override;