Fix bogus warnings

modules/meta_engine/folder.c

@@ -64,7 +64,6 @@ static int FindMeta( vlc_object_t *p_this )
     playlist_t *p_playlist = (playlist_t *)p_this;
     input_item_t *p_item = (input_item_t *)(p_playlist->p_private);
     vlc_bool_t b_have_art = VLC_FALSE;
-    uint32_t i_meta;
 
     int i = 0;
     struct stat a;

modules/meta_engine/musicbrainz.c

@@ -74,7 +74,6 @@ static int GetData( vlc_object_t *p_obj, input_item_t *p_item,
     char psz_data[256];
     char i_album_count, i;
     char *ppsz_args[4];
-    uint32_t i_meta;
 
     char *psz_title;
     char *psz_artist;

src/playlist/tree.c

@@ -550,7 +550,6 @@ playlist_item_t *GetNextItem( playlist_t *p_playlist,
             }
         }
     }
-    msg_Err( p_playlist, "I should not be here" );
     return NULL;
 }
 
@@ -684,7 +683,6 @@ playlist_item_t *GetPrevItem( playlist_t *p_playlist,
             }
         }
     }
-    msg_Err( p_playlist, "I should not be here" );
     return NULL;
 }