consolidate interfaces

MediaBrowser.Controller/Providers/IImageProvider.cs

@@ -18,6 +18,6 @@ namespace MediaBrowser.Controller.Providers
         /// </summary>
         /// <param name="item">The item.</param>
         /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
-        bool Supports(IHasImages item);
+        bool Supports(IHasMetadata item);
     }
 }