Add a check to track a problem the monkey script has been triggering.

Change-Id: If3896946d993cbab2442e17740f18efd7e753a3b
diff --git a/media/libmedia/mediaplayer.cpp b/media/libmedia/mediaplayer.cpp
index f3229c0..c6b2efb 100644
--- a/media/libmedia/mediaplayer.cpp
+++ b/media/libmedia/mediaplayer.cpp
@@ -590,6 +590,9 @@
         break;
     case MEDIA_PLAYBACK_COMPLETE:
         LOGV("playback complete");
+        if (mCurrentState == MEDIA_PLAYER_IDLE) {
+            LOGE("playback complete in idle state");
+        }
         if (!mLoop) {
             mCurrentState = MEDIA_PLAYER_PLAYBACK_COMPLETE;
         }