Fix IDesignerSerializationManager nullability (#79429)

* Add nullable annotation based off documentation
dotnet · Dec 14, 2022 · bcef34d · bcef34d
1 parent f7f0e0a
commit bcef34d
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Showing 2 changed files with 10 additions and 10 deletions.
diff --git a/src/libraries/System.ComponentModel.TypeConverter/ref/System.ComponentModel.TypeConverter.cs b/src/libraries/System.ComponentModel.TypeConverter/ref/System.ComponentModel.TypeConverter.cs
@@ -2192,11 +2192,11 @@ public partial interface IDesignerSerializationManager : System.IServiceProvider
         event System.ComponentModel.Design.Serialization.ResolveNameEventHandler ResolveName;
         event System.EventHandler SerializationComplete;
         void AddSerializationProvider(System.ComponentModel.Design.Serialization.IDesignerSerializationProvider provider);
-        object CreateInstance(System.Type type, System.Collections.ICollection arguments, string name, bool addToContainer);
-        object GetInstance(string name);
-        string GetName(object value);
-        object GetSerializer(System.Type objectType, System.Type serializerType);
-        System.Type GetType(string typeName);
+        object CreateInstance(System.Type type, System.Collections.ICollection? arguments, string? name, bool addToContainer);
+        object? GetInstance(string name);
+        string? GetName(object value);
+        object? GetSerializer(System.Type? objectType, System.Type serializerType);
+        System.Type? GetType(string typeName);
         void RemoveSerializationProvider(System.ComponentModel.Design.Serialization.IDesignerSerializationProvider provider);
         void ReportError(object errorInformation);
         void SetName(object instance, string name);

diff --git a/...Converter/src/System/ComponentModel/Design/Serialization/IDesignerSerializationManager.cs b/...Converter/src/System/ComponentModel/Design/Serialization/IDesignerSerializationManager.cs
@@ -71,30 +71,30 @@ public interface IDesignerSerializationManager : IServiceProvider
         /// of named instances. Objects that implement IComponent will be
         /// added to the design time container if addToContainer is true.
         /// </summary>
-        object CreateInstance(Type type, ICollection arguments, string name, bool addToContainer);
+        object CreateInstance(Type type, ICollection? arguments, string? name, bool addToContainer);
 
         /// <summary>
         /// Retrieves an instance of a created object of the given name, or
         /// null if that object does not exist.
         /// </summary>
-        object GetInstance(string name);
+        object? GetInstance(string name);
 
         /// <summary>
         /// Retrieves a name for the specified object, or null if the object
         /// has no name.
         /// </summary>
-        string GetName(object value);
+        string? GetName(object value);
 
         /// <summary>
         /// Retrieves a serializer of the requested type for the given
         /// object type.
         /// </summary>
-        object GetSerializer(Type objectType, Type serializerType);
+        object? GetSerializer(Type? objectType, Type serializerType);
 
         /// <summary>
         /// Retrieves a type of the given name.
         /// </summary>
-        Type GetType(string typeName);
+        Type? GetType(string typeName);
 
         /// <summary>
         /// Removes a previously added serialization provider.