[Android] Default video cover and remove useless code

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Tue Nov 15 16:49:45 2016 +0100| [7cd12b15419075780e7cba788063fdd17a4adb49] | committer: Alexandre Perraud

Default video cover and remove useless code

> https://code.videolan.org/videolan/vlc-android/commit/7cd12b15419075780e7cba788063fdd17a4adb49
---

 assets/images/svg/ic_no_thumbnail_1610.svg         | 320 +++++++++++++++++++++
 .../res/drawable-hdpi/ic_no_thumbnail_1610.png     | Bin 0 -> 6544 bytes
 .../res/drawable-ldpi/ic_no_thumbnail_1610.png     | Bin 0 -> 2874 bytes
 .../res/drawable-mdpi/ic_no_thumbnail_1610.png     | Bin 0 -> 4290 bytes
 .../res/drawable-xhdpi/ic_no_thumbnail_1610.png    | Bin 0 -> 8831 bytes
 .../videolan/vlc/gui/helpers/AsyncImageLoader.java |  11 +-
 6 files changed, 325 insertions(+), 6 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/7cd12b15419075780e7cba788063fdd17a4adb49