NuPlayer HTTPLiveSource: impl getSelectedTrack

Bug: 17514665
Change-Id: I81c62553f2c5acb4d2436a9d8f04c10fdbe315d0
diff --git a/media/libmediaplayerservice/nuplayer/HTTPLiveSource.cpp b/media/libmediaplayerservice/nuplayer/HTTPLiveSource.cpp
index a003c81..65c158d 100644
--- a/media/libmediaplayerservice/nuplayer/HTTPLiveSource.cpp
+++ b/media/libmediaplayerservice/nuplayer/HTTPLiveSource.cpp
@@ -135,6 +135,14 @@
     return mLiveSession->getTrackInfo(trackIndex);
 }
 
+ssize_t NuPlayer::HTTPLiveSource::getSelectedTrack(media_track_type type) const {
+    if (mLiveSession == NULL) {
+        return -1;
+    } else {
+        return mLiveSession->getSelectedTrack(type);
+    }
+}
+
 status_t NuPlayer::HTTPLiveSource::selectTrack(size_t trackIndex, bool select) {
     status_t err = mLiveSession->selectTrack(trackIndex, select);