[Android] medialibrary: Use utils::jni::object for native objects

[Hugo Beauzée-Luyssen]

vlc-android | branch: master | Hugo Beauzée-Luyssen <hugo at beauzee.fr> | Fri Sep 24 14:44:12 2021 +0200| [9dec1a7e80d55fef85fd37636f72814b007e7312] | committer: Nicolas Pomepuy

medialibrary: Use utils::jni::object for native objects

> https://code.videolan.org/videolan/vlc-android/commit/9dec1a7e80d55fef85fd37636f72814b007e7312
---

 medialibrary/jni/AndroidMediaLibrary.cpp |  10 +-
 medialibrary/jni/medialibrary.cpp        | 322 ++++++++++++++-----------------
 medialibrary/jni/utils.cpp               | 115 ++++++-----
 medialibrary/jni/utils.h                 |  19 +-
 4 files changed, 209 insertions(+), 257 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/9dec1a7e80d55fef85fd37636f72814b007e7312