-import { ChangeDetectionStrategy, ChangeDetectorRef, Component, EventEmitter, Input, OnChanges, Output, ViewChild } from '@angular/core'
+import { ChangeDetectionStrategy, ChangeDetectorRef, Component, EventEmitter, Input, Output, ViewChild } from '@angular/core'
import { Video } from '@app/shared/video/video.model'
import { VideoPlaylistElementUpdate } from '@shared/models'
import { AuthService, ConfirmService, Notifier, ServerService } from '@app/core'