Revert macro (broken arcadia and nbs) (#8758)

Author: maximyurchuk

ydb/library/actors/core/event.h

@@ -380,4 +380,32 @@ namespace NActors {
         typedef TEventHandle<TEventType> THandle;
         typedef typename THandle::TPtr TPtr;
     };
+
+#define DEFINE_SIMPLE_LOCAL_EVENT(eventType, header)                    \
+    TString ToStringHeader() const override {                           \
+        return TString(header);                                         \
+    }                                                                   \
+    bool SerializeToArcadiaStream(NActors::TChunkSerializer*) const override { \
+        Y_ABORT("Local event " #eventType " is not serializable");       \
+    }                                                                   \
+    static IEventBase* Load(NActors::TEventSerializedData*) {           \
+        Y_ABORT("Local event " #eventType " has no load method");        \
+    }                                                                   \
+    bool IsSerializable() const override {                              \
+        return false;                                                   \
+    }
+
+#define DEFINE_SIMPLE_NONLOCAL_EVENT(eventType, header)                 \
+    TString ToStringHeader() const override {                           \
+        return TString(header);                                         \
+    }                                                                   \
+    bool SerializeToArcadiaStream(NActors::TChunkSerializer*) const override { \
+        return true;                                                    \
+    }                                                                   \
+    static IEventBase* Load(NActors::TEventSerializedData*) {           \
+        return new eventType();                                         \
+    }                                                                   \
+    bool IsSerializable() const override {                              \
+        return true;                                                    \
+    }
 }