[Android] Medialibrary: Check for nullPtr queries

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Fri Sep 14 15:47:57 2018 +0200| [03e5db0655d21dce03b9c6ce9f7edaf543e8f4a1] | committer: Geoffrey Métais

Medialibrary: Check for nullPtr queries

> https://code.videolan.org/videolan/vlc-android/commit/03e5db0655d21dce03b9c6ce9f7edaf543e8f4a1
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 medialibrary/jni/medialibrary.cpp | 90 +++++++++++++++++++++++++--------------
 1 file changed, 59 insertions(+), 31 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/03e5db0655d21dce03b9c6ce9f7edaf543e8f4a1