[Android] Code cleaning

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Fri Oct  4 11:18:40 2019 +0200| [a1196a837560b979e40f4a70a53e0766fc9c7dd9] | committer: Geoffrey Métais

Code cleaning

> https://code.videolan.org/videolan/vlc-android/commit/a1196a837560b979e40f4a70a53e0766fc9c7dd9
---

 .../src/org/videolan/vlc/gui/PlaylistFragment.kt   |   2 +-
 .../vlc/gui/audio/AudioAlbumsSongsFragment.kt      |   5 +-
 .../videolan/vlc/gui/audio/AudioBrowserFragment.kt |   4 +-
 .../videolan/vlc/gui/video/VideoGridFragment.kt    | 165 +++++++++------------
 .../src/org/videolan/vlc/media/MediaUtils.kt       |   2 +-
 .../vlc/viewmodels/mobile/VideosViewModel.kt       |  47 +++++-
 6 files changed, 116 insertions(+), 109 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/a1196a837560b979e40f4a70a53e0766fc9c7dd9