Add serialization of game settings for proper upgrade when loading deprecated data

Source/Engine/Streaming/Streaming.cpp

@@ -60,11 +60,6 @@ void StreamingSettings::Apply()
     TextureGroupSamplers.Resize(TextureGroups.Count(), false);
 }
 
-void StreamingSettings::Deserialize(DeserializeStream& stream, ISerializeModifier* modifier)
-{
-    DESERIALIZE(TextureGroups);
-}
-
 StreamableResource::StreamableResource(StreamingGroup* group)
     : _group(group)
     , _isDynamic(true)

Source/Engine/Streaming/StreamingSettings.h

@@ -10,9 +10,10 @@
 /// </summary>
 API_CLASS(sealed, Namespace="FlaxEditor.Content.Settings", NoConstructor) class FLAXENGINE_API StreamingSettings : public SettingsBase
 {
-DECLARE_SCRIPTING_TYPE_MINIMAL(StreamingSettings);
-public:
+    DECLARE_SCRIPTING_TYPE_MINIMAL(StreamingSettings);
+    API_AUTO_SERIALIZATION();
 
+public:
     /// <summary>
     /// Textures streaming configuration (per-group).
     /// </summary>
@@ -20,7 +21,6 @@ public:
     Array<TextureGroup, InlinedAllocation<32>> TextureGroups;
 
 public:
-
     /// <summary>
     /// Gets the instance of the settings asset (default value if missing). Object returned by this method is always loaded with valid data to use.
     /// </summary>
@@ -28,5 +28,4 @@ public:
 
     // [SettingsBase]
     void Apply() override;
-    void Deserialize(DeserializeStream& stream, ISerializeModifier* modifier) final override;
 };