Initial implementation of bindings and basic classes for worklets.

third_party/WebKit/Source/bindings/core/v8/ModuleProxy.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ModuleProxy_h
 #define ModuleProxy_h
 
+#include "core/CoreExport.h"
 #include "wtf/Allocator.h"
 #include <v8.h>
 
 namespace blink {
 
+class ExecutionContext;
+
 // A proxy class to invoke functions implemented in bindings/modules
 // from bindings/core.
-class ModuleProxy {
+class CORE_EXPORT ModuleProxy {
     USING_FAST_MALLOC(ModuleProxy);
 public:
     static ModuleProxy& moduleProxy();
 
+    ExecutionContext* toExecutionContextForModules(v8::Local<v8::Context>);
+    void registerToExecutionContextForModules(ExecutionContext* (*toExecutionContextForModules)(v8::Local<v8::Context>));
+
+    v8::Local<v8::Context> toV8ContextForModules(ExecutionContext*);
+    void registerToV8ContextForModules(v8::Local<v8::Context> (*toV8ContextForModules)(ExecutionContext*));
+
 private:
     ModuleProxy() { }
+
+    ExecutionContext* (*m_toExecutionContextForModules)(v8::Local<v8::Context>) = nullptr;
+    v8::Local<v8::Context> (*m_toV8ContextForModules)(ExecutionContext*) = nullptr;
 };
 
 } // namespace blink
 
 #endif // ModuleProxy_h