MediaPlayer2: add native DataSourceDesc.

Test: MediaPlayer2 plays
Bug: 63934228
Change-Id: Idd5bda81c2cc26c7aac8e64a21ccc2f6b3ac8a39
diff --git a/media/libmedia/Android.bp b/media/libmedia/Android.bp
index 1377005..3ac519b 100644
--- a/media/libmedia/Android.bp
+++ b/media/libmedia/Android.bp
@@ -254,6 +254,7 @@
 
     srcs: [
         "BufferingSettings.cpp",
+        "DataSourceDesc.cpp",
         "IDataSource.cpp",
         "IMediaExtractor.cpp",
         "IMediaExtractorService.cpp",