Let only seeks reset Android MSE stream playback completion

media/base/android/media_source_player.h

Index: media/base/android/media_source_player.h
diff --git a/media/base/android/media_source_player.h b/media/base/android/media_source_player.h
index f798eed4f988fb6f6ce270dab9f9ee1b67a3c433..ef822d49b28306305b710f5d84149ce9d580e5b4 100644
--- a/media/base/android/media_source_player.h
+++ b/media/base/android/media_source_player.h
@@ -97,7 +97,7 @@ class MEDIA_EXPORT MediaSourcePlayer : public MediaPlayerAndroid,
   // Callback to notify that MediaCrypto is ready in |drm_bridge_|.
   void OnMediaCryptoReady();
 
-  // Handle pending events when all the decoder jobs finished.
+  // Handle pending events if all the decoder jobs are not currently decoding.
   void ProcessPendingEvents();
 
   // Helper method to clear any pending |SURFACE_CHANGE_EVENT_PENDING|
@@ -119,6 +119,11 @@ class MEDIA_EXPORT MediaSourcePlayer : public MediaPlayerAndroid,
   bool HasVideo();
   bool HasAudio();
 
+  // Functions that check whether audio/video stream has reached end of output
+  // or are not present in player configuration.
+  bool AudioFinished();
+  bool VideoFinished();
+
   // Determine seekability based on duration.
   bool Seekable();
 
@@ -198,8 +203,8 @@ class MEDIA_EXPORT MediaSourcePlayer : public MediaPlayerAndroid,
   int sampling_rate_;
   // TODO(xhwang/qinmin): Add |video_extra_data_|.
   std::vector<uint8> audio_extra_data_;
-  bool audio_finished_;
-  bool video_finished_;
+  bool reached_audio_eos_;
+  bool reached_video_eos_;
   bool playing_;
   bool is_audio_encrypted_;
   bool is_video_encrypted_;