PlaylistFetcher: clear mTSParser on bad starting seq # hint

Bug: 14159556
Change-Id: If25187477066282d5980da3c4d8a76dcfcf54d27
diff --git a/media/libstagefright/httplive/PlaylistFetcher.cpp b/media/libstagefright/httplive/PlaylistFetcher.cpp
index 5011bc1..c34f3cb 100644
--- a/media/libstagefright/httplive/PlaylistFetcher.cpp
+++ b/media/libstagefright/httplive/PlaylistFetcher.cpp
@@ -916,6 +916,7 @@
 
         if (err == -EAGAIN) {
             // bad starting sequence number hint
+            mTSParser.clear();
             postMonitorQueue();
             return;
         }