public static extern JavaScriptErrorCode JsGetRuntime(JavaScriptContext context, out JavaScriptRuntime runtime);
public static extern JavaScriptErrorCode JsSetCurrentContext(JavaScriptContext context);
public static extern JavaScriptErrorCode JsCreateContext(JavaScriptRuntime runtime, out JavaScriptContext newContext);
public static extern JavaScriptErrorCode JsGetCurrentContext(out JavaScriptContext currentContext);
public static extern JavaScriptErrorCode JsContextRelease(JavaScriptContext reference, out uint count);