Initial implementation of bindings and basic classes for worklets.

third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp

Index: third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
index d816d9b2a9353a8a749c8640f7e20a034d9c1352..69d705b16744aed88874bdb4d2c9e3a43a8708ff 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
@@ -30,6 +30,7 @@
 
 #include "bindings/core/v8/V8Binding.h"
 
+#include "bindings/core/v8/ModuleProxy.h"
 #include "bindings/core/v8/ScriptController.h"
 #include "bindings/core/v8/V8AbstractEventListener.h"
 #include "bindings/core/v8/V8ArrayBufferView.h"
@@ -712,8 +713,7 @@ ExecutionContext* toExecutionContext(v8::Local<v8::Context> context)
     v8::Local<v8::Object> workerWrapper = V8WorkerGlobalScope::findInstanceInPrototypeChain(global, context->GetIsolate());
     if (!workerWrapper.IsEmpty())
         return V8WorkerGlobalScope::toImpl(workerWrapper)->executionContext();
-    // FIXME: Is this line of code reachable?
-    return 0;
+    return ModuleProxy::moduleProxy().toExecutionContextForModules(context);
 }
 
 ExecutionContext* currentExecutionContext(v8::Isolate* isolate)
@@ -782,7 +782,7 @@ v8::Local<v8::Context> toV8Context(ExecutionContext* context, DOMWrapperWorld& w
                 return script->scriptState()->context();
         }
     }
-    return v8::Local<v8::Context>();
+    return ModuleProxy::moduleProxy().toV8ContextForModules(context);
 }
 
 v8::Local<v8::Context> toV8Context(Frame* frame, DOMWrapperWorld& world)