diff --git a/MediaBrowser.Controller/Dlna/IDeviceDiscovery.cs b/MediaBrowser.Controller/Dlna/IDeviceDiscovery.cs
deleted file mode 100644
index 6a57d9b19..000000000
--- a/MediaBrowser.Controller/Dlna/IDeviceDiscovery.cs
+++ /dev/null
@@ -1,21 +0,0 @@
-using System;
-using System.Collections.Generic;
-using MediaBrowser.Model.Events;
-using MediaBrowser.Model.Net;
-
-namespace MediaBrowser.Controller.Dlna
-{
-    public interface IDeviceDiscovery
-    {
-        event EventHandler<GenericEventArgs<UpnpDeviceInfo>> DeviceDiscovered;
-        event EventHandler<GenericEventArgs<UpnpDeviceInfo>> DeviceLeft;
-    }
-
-    public class UpnpDeviceInfo
-    {
-        public Uri Location { get; set; }
-        public Dictionary<string, string> Headers { get; set; }
-        public IpAddressInfo LocalIpAddress { get; set; }
-        public int LocalPort { get; set; }
-    }
-}
diff --git a/MediaBrowser.Controller/MediaBrowser.Controller.csproj b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
index cf20f7bbb..d588f6127 100644
--- a/MediaBrowser.Controller/MediaBrowser.Controller.csproj
+++ b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
@@ -47,14 +47,6 @@
     <None Include="project.json" />
     <!-- A reference to the entire .NET Framework is automatically included -->
   </ItemGroup>
-  <ItemGroup>
-    <Reference Include="Interfaces.IO">
-      <HintPath>..\packages\Interfaces.IO.1.0.0.5\lib\portable-net45+sl4+wp71+win8+wpa81\Interfaces.IO.dll</HintPath>
-    </Reference>
-    <Reference Include="Patterns.Logging">
-      <HintPath>..\packages\Patterns.Logging.1.0.0.2\lib\portable-net45+sl4+wp71+win8+wpa81\Patterns.Logging.dll</HintPath>
-    </Reference>
-  </ItemGroup>
   <ItemGroup>
     <Compile Include="..\SharedVersion.cs">
       <Link>Properties\SharedVersion.cs</Link>
@@ -91,7 +83,6 @@
     <Compile Include="Dlna\EventSubscriptionResponse.cs" />
     <Compile Include="Dlna\IConnectionManager.cs" />
     <Compile Include="Dlna\IContentDirectory.cs" />
-    <Compile Include="Dlna\IDeviceDiscovery.cs" />
     <Compile Include="Dlna\IDlnaManager.cs" />
     <Compile Include="Dlna\IEventManager.cs" />
     <Compile Include="Dlna\IMediaReceiverRegistrar.cs" />
diff --git a/MediaBrowser.Controller/Sync/IServerSyncProvider.cs b/MediaBrowser.Controller/Sync/IServerSyncProvider.cs
index 36ad27290..95505b60d 100644
--- a/MediaBrowser.Controller/Sync/IServerSyncProvider.cs
+++ b/MediaBrowser.Controller/Sync/IServerSyncProvider.cs
@@ -1,10 +1,10 @@
 using MediaBrowser.Model.Querying;
 using MediaBrowser.Model.Sync;
-using Interfaces.IO;
 using System;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
+using MediaBrowser.Model.IO;
 
 namespace MediaBrowser.Controller.Sync
 {
@@ -43,11 +43,8 @@ namespace MediaBrowser.Controller.Sync
         /// <summary>
         /// Gets the files.
         /// </summary>
-        /// <param name="query">The query.</param>
-        /// <param name="target">The target.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>Task&lt;QueryResult&lt;FileMetadata&gt;&gt;.</returns>
-        Task<QueryResult<FileMetadata>> GetFiles(FileQuery query, SyncTarget target, CancellationToken cancellationToken);
+        Task<QueryResult<FileSystemMetadata>> GetFiles(string id, SyncTarget target, CancellationToken cancellationToken);
+        Task<QueryResult<FileSystemMetadata>> GetFiles(string[] pathParts, SyncTarget target, CancellationToken cancellationToken);
     }
 
     public interface ISupportsDirectCopy
diff --git a/MediaBrowser.Controller/packages.config b/MediaBrowser.Controller/packages.config
index 25ec4346f..6b8deb9c9 100644
--- a/MediaBrowser.Controller/packages.config
+++ b/MediaBrowser.Controller/packages.config
@@ -1,5 +1,3 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Interfaces.IO" version="1.0.0.5" targetFramework="net45" />
-  <package id="Patterns.Logging" version="1.0.0.2" targetFramework="net45" />
 </packages>
\ No newline at end of file