Cleanup video playlist element miniature code

client/src/app/+videos/+video-edit/video-add-components/video-upload.component.ts

@@ -121,7 +121,7 @@ export class VideoUploadComponent extends VideoSend implements OnInit, OnDestroy
     let text = ''
 
     if (this.videoUploaded === true) {
-      // FIXME: cannot concatenate strings using $localize
+      // We can't concatenate strings using $localize
       text = $localize`Your video was uploaded to your account and is private.` + ' ' +
         $localize`But associated data (tags, description...) will be lost, are you sure you want to leave this page?`
     } else {

client/src/app/shared/shared-video-playlist/video-playlist-element-miniature.component.ts

@@ -166,9 +166,6 @@ export class VideoPlaylistElementMiniatureComponent implements OnInit {
       }
     }
 
-    // FIXME: why do we have to use setTimeout here?
-    setTimeout(() => {
-      this.cdr.detectChanges()
-    })
+    this.cdr.markForCheck()
   }
 }