[Android] PlaybackService: code cleaning

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Thu May  3 15:52:19 2018 +0200| [7722f66ed4c6fc6cf0a2a4eeefe446c53028c367] | committer: Geoffrey Métais

PlaybackService: code cleaning

> https://code.videolan.org/videolan/vlc-android/commit/7722f66ed4c6fc6cf0a2a4eeefe446c53028c367
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 .../src/org/videolan/vlc/PlaybackService.kt        | 207 ++++++---------------
 1 file changed, 58 insertions(+), 149 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/7722f66ed4c6fc6cf0a2a4eeefe446c53028c367