Remove usage of TaskCache

src/Microsoft.AspNetCore.ResponseCaching/Internal/MemoryResponseCache.cs

@@ -4,7 +4,6 @@
 using System;
 using System.Threading.Tasks;
 using Microsoft.Extensions.Caching.Memory;
-using Microsoft.Extensions.Internal;
 
 namespace Microsoft.AspNetCore.ResponseCaching.Internal
 {
@@ -86,7 +85,7 @@ namespace Microsoft.AspNetCore.ResponseCaching.Internal
         public Task SetAsync(string key, IResponseCacheEntry entry, TimeSpan validFor)
         {
             Set(key, entry, validFor);
-            return TaskCache.CompletedTask;
+            return Task.CompletedTask;
         }
     }
 }

src/Microsoft.AspNetCore.ResponseCaching/Microsoft.AspNetCore.ResponseCaching.csproj

@@ -20,7 +20,6 @@
     <PackageReference Include="Microsoft.AspNetCore.Http" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="$(AspNetCoreVersion)" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="$(AspNetCoreVersion)" />
-    <PackageReference Include="Microsoft.Extensions.TaskCache.Sources" Version="$(AspNetCoreVersion)" PrivateAssets="All" />
   </ItemGroup>
 
 </Project>

src/Microsoft.AspNetCore.ResponseCaching/ResponseCachingMiddleware.cs

@@ -7,7 +7,6 @@ using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Features;
 using Microsoft.AspNetCore.ResponseCaching.Internal;
-using Microsoft.Extensions.Internal;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
 using Microsoft.Extensions.Primitives;
@@ -314,7 +313,7 @@ namespace Microsoft.AspNetCore.ResponseCaching
             {
                 return _cache.SetAsync(context.BaseKey, context.CachedVaryByRules, context.CachedResponseValidFor);
             }
-            return TaskCache.CompletedTask;
+            return Task.CompletedTask;
         }
 
         internal async Task FinalizeCacheBodyAsync(ResponseCachingContext context)
@@ -378,7 +377,7 @@ namespace Microsoft.AspNetCore.ResponseCaching
             {
                 return FinalizeCacheHeadersAsync(context);
             }
-            return TaskCache.CompletedTask;
+            return Task.CompletedTask;
         }
 
         internal static void AddResponseCachingFeature(HttpContext context)

src/Microsoft.AspNetCore.ResponseCaching/Streams/SegmentWriteStream.cs

@@ -6,7 +6,6 @@ using System.Collections.Generic;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.Extensions.Internal;
 
 namespace Microsoft.AspNetCore.ResponseCaching.Internal
 {
@@ -170,7 +169,7 @@ namespace Microsoft.AspNetCore.ResponseCaching.Internal
         public override Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
         {
             Write(buffer, offset, count);
-            return TaskCache.CompletedTask;
+            return Task.CompletedTask;
         }
 
         public override void WriteByte(byte value)

test/Microsoft.AspNetCore.ResponseCaching.Tests/ResponseCachingMiddlewareTests.cs

@@ -7,7 +7,6 @@ using System.Threading.Tasks;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Features;
 using Microsoft.AspNetCore.ResponseCaching.Internal;
-using Microsoft.Extensions.Internal;
 using Microsoft.Extensions.Logging.Testing;
 using Microsoft.Extensions.Primitives;
 using Microsoft.Net.Http.Headers;
@@ -857,7 +856,7 @@ namespace Microsoft.AspNetCore.ResponseCaching.Tests
             var middleware = TestUtils.CreateTestMiddleware(next: httpContext =>
             {
                 responseCachingFeatureAdded = httpContext.Features.Get<IResponseCachingFeature>() != null;
-                return TaskCache.CompletedTask;
+                return Task.CompletedTask;
             },
             policyProvider: new TestResponseCachingPolicyProvider
             {

test/Microsoft.AspNetCore.ResponseCaching.Tests/TestUtils.cs

@@ -13,7 +13,6 @@ using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Http.Features;
 using Microsoft.AspNetCore.ResponseCaching.Internal;
 using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Internal;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Logging.Abstractions;
 using Microsoft.Extensions.Logging.Testing;
@@ -83,7 +82,7 @@ namespace Microsoft.AspNetCore.ResponseCaching.Tests
             {
                 context.Response.Write(uniqueId);
             }
-            return TaskCache.CompletedTask;
+            return Task.CompletedTask;
         }
 
         internal static IResponseCachingKeyProvider CreateTestKeyProvider()
@@ -169,7 +168,7 @@ namespace Microsoft.AspNetCore.ResponseCaching.Tests
         {
             if (next == null)
             {
-                next = httpContext => TaskCache.CompletedTask;
+                next = httpContext => Task.CompletedTask;
             }
             if (cache == null)
             {
@@ -294,7 +293,7 @@ namespace Microsoft.AspNetCore.ResponseCaching.Tests
     {
         public Task SendFileAsync(string path, long offset, long? count, CancellationToken cancellation)
         {
-            return TaskCache.CompletedTask;
+            return Task.CompletedTask;
         }
     }
 
@@ -383,7 +382,7 @@ namespace Microsoft.AspNetCore.ResponseCaching.Tests
         public Task SetAsync(string key, IResponseCacheEntry entry, TimeSpan validFor)
         {
             Set(key, entry, validFor);
-            return TaskCache.CompletedTask;
+            return Task.CompletedTask;
         }
     }