[Android] Make DB repositories singletons

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Thu Aug  9 10:34:56 2018 +0200| [71ff2bfe4d1dd25b78809563af3f82cbb487b993] | committer: Geoffrey Métais

Make DB repositories singletons

> https://code.videolan.org/videolan/vlc-android/commit/71ff2bfe4d1dd25b78809563af3f82cbb487b993
---

 vlc-android/src/org/videolan/vlc/database/Migrations.kt    |  2 +-
 .../org/videolan/vlc/gui/browser/BaseBrowserFragment.kt    |  2 +-
 .../org/videolan/vlc/gui/dialogs/NetworkServerDialog.java  |  2 +-
 vlc-android/src/org/videolan/vlc/gui/tv/MainTvFragment.kt  |  2 +-
 .../org/videolan/vlc/gui/tv/MediaItemDetailsFragment.java  |  2 +-
 .../org/videolan/vlc/gui/video/VideoPlayerActivity.java    |  4 ++--
 vlc-android/src/org/videolan/vlc/media/PlayerController.kt |  2 +-
 .../src/org/videolan/vlc/providers/FileBrowserProvider.kt  |  2 +-
 .../src/org/videolan/vlc/providers/NetworkProvider.kt      |  2 +-
 .../org/videolan/vlc/repository/BrowserFavRepository.kt    |  6 ++++++
 .../org/videolan/vlc/repository/ExternalSubRepository.kt   | 14 ++++++++------
 .../src/org/videolan/vlc/repository/SlaveRepository.kt     |  5 ++++-
 .../src/org/videolan/vlc/util/SubtitlesDownloader.java     |  2 +-
 13 files changed, 29 insertions(+), 18 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/71ff2bfe4d1dd25b78809563af3f82cbb487b993