Initial implementation of bindings and basic classes for worklets.

third_party/WebKit/Source/bindings/modules/v8/V8BindingForModules.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 16 matching lines @@
 
 #include "bindings/core/v8/SerializedScriptValue.h"
 #include "bindings/core/v8/SerializedScriptValueFactory.h"
 #include "bindings/core/v8/V8ArrayBuffer.h"
 #include "bindings/core/v8/V8ArrayBufferView.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/V8Blob.h"
 #include "bindings/core/v8/V8DOMStringList.h"
 #include "bindings/core/v8/V8File.h"
 #include "bindings/core/v8/V8Uint8Array.h"
+#include "bindings/core/v8/WorkerOrWorkletScriptController.h"
 #include "bindings/modules/v8/ToV8ForModules.h"
 #include "bindings/modules/v8/V8IDBCursor.h"
 #include "bindings/modules/v8/V8IDBCursorWithValue.h"
 #include "bindings/modules/v8/V8IDBDatabase.h"
 #include "bindings/modules/v8/V8IDBIndex.h"
 #include "bindings/modules/v8/V8IDBKeyRange.h"
 #include "bindings/modules/v8/V8IDBObjectStore.h"
+#include "bindings/modules/v8/V8WorkletGlobalScope.h"
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMArrayBufferView.h"
+#include "core/dom/ExecutionContext.h"
 #include "modules/indexeddb/IDBKey.h"
 #include "modules/indexeddb/IDBKeyPath.h"
 #include "modules/indexeddb/IDBKeyRange.h"
 #include "modules/indexeddb/IDBTracing.h"
 #include "modules/indexeddb/IDBValue.h"
+#include "modules/worklet/WorkletGlobalScope.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/SharedBuffer.h"
 #include "wtf/MathExtras.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 static v8::Local<v8::Value> deserializeIDBValueData(v8::Isolate*, const IDBValue*);
 static v8::Local<v8::Value> deserializeIDBValue(v8::Isolate*, v8::Local<v8::Object> creationContext, const IDBValue*);
 static v8::Local<v8::Value> deserializeIDBValueArray(v8::Isolate*, v8::Local<v8::Object> creationContext, const Vector<RefPtr<IDBValue>>*);
@@ skipping 448 matching lines @@
     IDBKey* expectedKey = createIDBKeyFromValueAndKeyPath(isolate, scriptValue.v8Value(), value->keyPath(), exceptionState, allowExperimentalTypes);
     ASSERT(!exceptionState.hadException());
     if (expectedKey && expectedKey->isEqual(value->primaryKey()))
         return;
 
     bool injected = injectV8KeyIntoV8Value(isolate, keyValue.v8Value(), scriptValue.v8Value(), value->keyPath());
     ASSERT_UNUSED(injected, injected);
 }
 #endif
 
+ExecutionContext* toExecutionContextForModules(v8::Local<v8::Context> context)
+{
+    if (context.IsEmpty())
+        return nullptr;
+    v8::Local<v8::Object> global = context->Global();
+    v8::Local<v8::Object> workletWrapper = V8WorkletGlobalScope::findInstanceInPrototypeChain(global, context->GetIsolate());
+    if (!workletWrapper.IsEmpty())
+        return V8WorkletGlobalScope::toImpl(workletWrapper);
+    // FIXME: Is this line of code reachable?
+    return nullptr;
+}
+
 } // namespace blink