[Android] build: use clang

[Thomas Guillem]

vlc-android | branch: master | Thomas Guillem <thomas at gllm.fr> | Thu Aug 25 18:32:34 2016 +0200| [f0f5e22aeef5b434d39f44480e4803c22054cb91] | committer: Thomas Guillem

build: use clang

Since this is the future default toolchain of the Android NDK.

> https://code.videolan.org/videolan/vlc-android/commit/f0f5e22aeef5b434d39f44480e4803c22054cb91
---

 .gitignore                                 |   1 +
 compile-libvlc.sh                          | 185 +++++++++++++++++------------
 libvlc/build.gradle                        |   2 +-
 libvlc/jni/Android.mk                      | 107 +----------------
 libvlc/jni/dummy.cpp                       |   1 +
 libvlc/private_libs/Android.mk             |  96 +++++++++++++++
 libvlc/src/org/videolan/libvlc/LibVLC.java |   1 +
 7 files changed, 212 insertions(+), 181 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/f0f5e22aeef5b434d39f44480e4803c22054cb91