Remove CommandArgument helper class

lib/src/commands/chat_command.dart

@@ -283,7 +283,7 @@ class ChatCommand
   final List<RuntimeType<dynamic>> argumentTypes = [];
 
   /// The arguments of [execute], in the order they appear.
-  final List<CommandArgument> arguments = [];
+  final List<ParameterData<dynamic>> arguments = [];
 
   @override
   final CommandOptions options;
@@ -374,16 +374,7 @@ class ChatCommand
 
       // ignore: deprecated_member_use_from_same_package
       argumentTypes.add(parameter.type);
-      arguments.add(
-        CommandArgument(
-          name: parameter.name,
-          isOptional: parameter.isOptional,
-          type: parameter.type,
-          description: parameter.description,
-          localizedDescriptions: parameter.localizedDescriptions,
-          localizedNames: parameter.localizedNames,
-        ),
-      );
+      arguments.add(parameter);
     }
   }
 

lib/src/util/util.dart

@@ -649,33 +649,3 @@ Future<Permissions> computePermissions(
 
   return computeOverwrites(await computeBasePermissions());
 }
-
-/// Represents a command argument.
-class CommandArgument {
-  /// The name of this argument.
-  final String name;
-
-  /// The localized names of this argument.
-  final Map<Locale, String>? localizedNames;
-
-  /// The description of this argument.
-  final String? description;
-
-  /// The localized descriptions of this argument.
-  final Map<Locale, String>? localizedDescriptions;
-
-  /// The argument type.
-  final RuntimeType<dynamic>? type;
-
-  /// Whether this argument is optional.
-  final bool isOptional;
-
-  const CommandArgument({
-    required this.name,
-    required this.isOptional,
-    this.localizedNames,
-    this.description,
-    this.localizedDescriptions,
-    this.type,
-  });
-}