Initial implementation of bindings and basic classes for worklets.

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

Index: third_party/WebKit/Source/bindings/core/v8/ModuleProxy.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/ModuleProxy.h b/third_party/WebKit/Source/bindings/core/v8/ModuleProxy.h
index 781dfc3f4f1463d004058418d2d85da402ac3241..285784cfab925973a821f5127db764b854b49024 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ModuleProxy.h
+++ b/third_party/WebKit/Source/bindings/core/v8/ModuleProxy.h
@@ -5,20 +5,28 @@
 #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>));
+
 private:
     ModuleProxy() { }
+
+    ExecutionContext* (*m_toExecutionContextForModules)(v8::Local<v8::Context>) = nullptr;
 };
 
 } // namespace blink