Don't use List directly in ITunerHost method signatures

Emby.Server.Implementations/LiveTv/TunerHosts/BaseTunerHost.cs

@@ -67,7 +67,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
             return list;
         }
 
-        protected virtual List<TunerHostInfo> GetTunerHosts()
+        protected virtual IList<TunerHostInfo> GetTunerHosts()
         {
             return GetConfiguration().TunerHosts
                 .Where(i => string.Equals(i.Type, Type, StringComparison.OrdinalIgnoreCase))
@@ -166,9 +166,9 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
             return new List<MediaSourceInfo>();
         }
 
-        protected abstract Task<ILiveStream> GetChannelStream(TunerHostInfo tunerHost, ChannelInfo channel, string streamId, List<ILiveStream> currentLiveStreams, CancellationToken cancellationToken);
+        protected abstract Task<ILiveStream> GetChannelStream(TunerHostInfo tunerHost, ChannelInfo channel, string streamId, IList<ILiveStream> currentLiveStreams, CancellationToken cancellationToken);
 
-        public async Task<ILiveStream> GetChannelStream(string channelId, string streamId, List<ILiveStream> currentLiveStreams, CancellationToken cancellationToken)
+        public async Task<ILiveStream> GetChannelStream(string channelId, string streamId, IList<ILiveStream> currentLiveStreams, CancellationToken cancellationToken)
         {
             ArgumentException.ThrowIfNullOrEmpty(channelId);
 

Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs

@@ -527,7 +527,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
             return list;
         }
 
-        protected override async Task<ILiveStream> GetChannelStream(TunerHostInfo tunerHost, ChannelInfo channel, string streamId, List<ILiveStream> currentLiveStreams, CancellationToken cancellationToken)
+        protected override async Task<ILiveStream> GetChannelStream(TunerHostInfo tunerHost, ChannelInfo channel, string streamId, IList<ILiveStream> currentLiveStreams, CancellationToken cancellationToken)
         {
             var tunerCount = tunerHost.TunerCount;
 

Emby.Server.Implementations/LiveTv/TunerHosts/M3UTunerHost.cs

@@ -96,7 +96,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
             return Task.FromResult(list);
         }
 
-        protected override async Task<ILiveStream> GetChannelStream(TunerHostInfo tunerHost, ChannelInfo channel, string streamId, List<ILiveStream> currentLiveStreams, CancellationToken cancellationToken)
+        protected override async Task<ILiveStream> GetChannelStream(TunerHostInfo tunerHost, ChannelInfo channel, string streamId, IList<ILiveStream> currentLiveStreams, CancellationToken cancellationToken)
         {
             var tunerCount = tunerHost.TunerCount;
 

MediaBrowser.Controller/LiveTv/ITunerHost.cs

@@ -50,7 +50,7 @@ namespace MediaBrowser.Controller.LiveTv
         /// <param name="currentLiveStreams">The current live streams.</param>
         /// <param name="cancellationToken">The cancellation token to cancel operation.</param>
         /// <returns>Live stream wrapped in a task.</returns>
-        Task<ILiveStream> GetChannelStream(string channelId, string streamId, List<ILiveStream> currentLiveStreams, CancellationToken cancellationToken);
+        Task<ILiveStream> GetChannelStream(string channelId, string streamId, IList<ILiveStream> currentLiveStreams, CancellationToken cancellationToken);
 
         /// <summary>
         /// Gets the channel stream media sources.