[Android] Update comment to remove lint error

[Geoffrey Métais]

vlc-ports/android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Mon Jan 19 10:35:39 2015 +0100| [25350100659696b47e52e8c07b55003bf6111abc] | committer: Geoffrey Métais

Update comment to remove lint error

> http://git.videolan.org/gitweb.cgi/vlc-ports/android.git/?a=commit;h=25350100659696b47e52e8c07b55003bf6111abc
---

 vlc-android/src/org/videolan/vlc/Thumbnailer.java |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/vlc-android/src/org/videolan/vlc/Thumbnailer.java b/vlc-android/src/org/videolan/vlc/Thumbnailer.java
index b9db6ed..a4952d1 100644
--- a/vlc-android/src/org/videolan/vlc/Thumbnailer.java
+++ b/vlc-android/src/org/videolan/vlc/Thumbnailer.java
@@ -110,8 +110,8 @@ public class Thumbnailer implements Runnable {
     }
 
     /**
-     * Add a new id of the file browser item to create its thumbnail.
-     * @param id the if of the file browser item.
+     * Add a new media item to create its thumbnail.
+     * @param item media wrapper of the file browser item.
      */
     public void addJob(MediaWrapper item) {
         if(BitmapUtil.getPictureFromCache(item) != null || item.isPictureParsed())