changes per PR

Author: pranavkm

src/Components/Server/src/Circuits/CircuitHandler.cs

@@ -67,11 +67,6 @@ public abstract class CircuitHandler
         /// <param name="circuit">The <see cref="Circuit"/>.</param>
         /// <param name="cancellationToken">The <see cref="CancellationToken"/>.</param>
         /// <returns><see cref="Task"/> that represents the asynchronous execution operation.</returns>
-        /// <remarks>
-        /// While <see cref="OnConnectionUpAsync(Circuit, CancellationToken)"/> is always invoked when a client
-        /// connects to the server, <see cref="OnConnectionDownAsync(Circuit, CancellationToken)"/> may not be invoked
-        /// if a client reconnects prior to the server identifying a client disconnect.
-        /// </remarks>
         public virtual Task OnConnectionDownAsync(Circuit circuit, CancellationToken cancellationToken) => Task.CompletedTask;
 
         /// <summary>

src/Components/Server/src/Microsoft.AspNetCore.Components.Server.csproj

@@ -23,6 +23,7 @@
     <Reference Include="Microsoft.AspNetCore.SignalR" />
     <Reference Include="Microsoft.AspNetCore.SignalR.Protocols.MessagePack" />  
     <Reference Include="Microsoft.AspNetCore.StaticFiles" />
+    <Reference Include="Microsoft.Extensions.Caching.Memory" />
     <Reference Include="Microsoft.Extensions.FileProviders.Composite" />
     <Reference Include="Microsoft.Extensions.FileProviders.Embedded" />