d.ts -> react: no generic AttachmentDownloadEvent -> fails on NarrowedEvents

Author: mpreyskurantov

packages/devextreme-react/src/chat.ts

@@ -19,7 +19,7 @@ type ReplaceFieldTypes<TSource, TReplacement> = {
 }
 
 type IChatOptionsNarrowedEvents = {
-  onAttachmentDownload?: ((e: AttachmentDownloadEvent<TAttachment>) => void) | undefined;
+  onAttachmentDownload?: ((e: AttachmentDownloadEvent) => void) | undefined;
   onDisposing?: ((e: DisposingEvent) => void);
   onInitialized?: ((e: InitializedEvent) => void);
   onMessageDeleted?: ((e: MessageDeletedEvent) => void) | undefined;

packages/devextreme/js/ui/chat.d.ts

@@ -160,12 +160,9 @@ export type MessageUpdatedEvent = EventInfo<dxChat> & {
  * @type object
  * @inherits EventInfo
  */
-export type AttachmentDownloadEvent<TAttachment extends Attachment = Attachment> = EventInfo<dxChat> & {
-  /**
-   * @docid _ui_chat_AttachmentDownloadEvent.attachment
-   * @type Attachment
-   */
-  readonly attachment?: TAttachment;
+export type AttachmentDownloadEvent = EventInfo<dxChat> & {
+  /** @docid _ui_chat_AttachmentDownloadEvent.attachment */
+  readonly attachment?: Attachment;
 };
 
 /**

packages/devextreme/ts/dx.all.d.ts

@@ -11150,14 +11150,13 @@ declare module DevExpress.ui {
     /**
      * [descr:_ui_chat_AttachmentDownloadEvent]
      */
-    export type AttachmentDownloadEvent<
-      TAttachment extends Attachment = Attachment
-    > = DevExpress.common.core.events.EventInfo<dxChat> & {
-      /**
-       * [descr:_ui_chat_AttachmentDownloadEvent.attachment]
-       */
-      readonly attachment?: TAttachment;
-    };
+    export type AttachmentDownloadEvent =
+      DevExpress.common.core.events.EventInfo<dxChat> & {
+        /**
+         * [descr:_ui_chat_AttachmentDownloadEvent.attachment]
+         */
+        readonly attachment?: Attachment;
+      };
     /**
      * [descr:_ui_chat_DisposingEvent]
      */