enhance(backend): some tweaks

packages/backend/src/core/entities/NoteEntityService.ts

@@ -450,19 +450,4 @@ export class NoteEntityService implements OnModuleInit {
 		}
 		return emojis.filter(x => x.name != null && x.host != null) as { name: string; host: string; }[];
 	}
-
-	@bindThis
-	public async countSameRenotes(userId: string, renoteId: string, excludeNoteId: string | undefined): Promise<number> {
-		// 指定したユーザーの指定したノートのリノートがいくつあるか数える
-		const query = this.notesRepository.createQueryBuilder('note')
-			.where('note.userId = :userId', { userId })
-			.andWhere('note.renoteId = :renoteId', { renoteId });
-
-		// 指定した投稿を除く
-		if (excludeNoteId) {
-			query.andWhere('note.id != :excludeNoteId', { excludeNoteId });
-		}
-
-		return await query.getCount();
-	}
 }