Mark CommonValue as deprecated to generate warnings in old code

Source/Engine/Core/Types/CommonValue.cpp

@@ -3,6 +3,8 @@
 #include "CommonValue.h"
 #include "Engine/Scripting/ScriptingObject.h"
 
+PRAGMA_DISABLE_DEPRECATION_WARNINGS
+
 const CommonValue CommonValue::Zero(0.0f);
 const CommonValue CommonValue::One(1.0f);
 const CommonValue CommonValue::Null(static_cast<void*>(nullptr));
@@ -176,3 +178,5 @@ void CommonValue::UnlinkObject()
 {
     AsObject->Deleted.Unbind<CommonValue, &CommonValue::OnObjectDeleted>(this);
 }
+
+PRAGMA_ENABLE_DEPRECATION_WARNINGS

Source/Engine/Core/Types/CommonValue.h

@@ -49,7 +49,7 @@ class ScriptingObject;
 /// Container for value that can have different types
 /// [Deprecated on 31.07.2020, expires on 31.07.2022]
 /// </summary>
-struct FLAXENGINE_API CommonValue
+struct DEPRECATED("Use Variant.") FLAXENGINE_API CommonValue
 {
 public:
     /// <summary>

Source/Engine/Core/Types/Variant.cpp

@@ -5,7 +5,6 @@
 #include "Engine/Core/Collections/HashFunctions.h"
 #include "Engine/Core/Collections/Dictionary.h"
 #include "Engine/Content/Asset.h"
-#include "Engine/Content/AssetReference.h"
 #include "Engine/Core/Log.h"
 #include "Engine/Core/Math/Mathd.h"
 #include "Engine/Core/Math/BoundingBox.h"
@@ -23,7 +22,6 @@
 #include "Engine/Scripting/ScriptingObject.h"
 #include "Engine/Scripting/ManagedCLR/MClass.h"
 #include "Engine/Scripting/ManagedCLR/MCore.h"
-#include "Engine/Scripting/ManagedCLR/MCore.h"
 #include "Engine/Scripting/ManagedCLR/MUtils.h"
 #include "Engine/Utilities/Crc.h"
 #include "Engine/Utilities/StringConverter.h"
@@ -889,6 +887,7 @@ Variant::Variant(const Span<byte>& v)
     }
 }
 
+PRAGMA_DISABLE_DEPRECATION_WARNINGS
 Variant::Variant(const CommonValue& value)
     : Variant()
 {
@@ -956,6 +955,7 @@ Variant::Variant(const CommonValue& value)
         CRASH;
     }
 }
+PRAGMA_ENABLE_DEPRECATION_WARNINGS
 
 Variant::~Variant()
 {