Add missing license headers to src files

- #8415
- also correct a typo in Microsoft.AspNetCore.Mvc.Testing files' headers

src/GetDocumentInsider/Commands/GetDocumentCommandContext.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 
 namespace Microsoft.Extensions.ApiDescription.Client.Commands
 {

src/GetDocumentInsider/Commands/GetDocumentCommandWorker.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 using System.Diagnostics;
 using System.IO;
 using System.Reflection;

src/GetDocumentInsider/LogWrapper.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 
 namespace Microsoft.Extensions.ApiDescription.Client
 {

src/Microsoft.AspNetCore.Mvc.Razor/IModelTypeProvider.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 
 namespace Microsoft.AspNetCore.Mvc.Razor
 {

src/Microsoft.AspNetCore.Mvc.Testing/Handlers/CookieContainerHandler.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET  Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System.Net;

src/Microsoft.AspNetCore.Mvc.Testing/Handlers/RedirectHandler.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET  Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;

src/Microsoft.AspNetCore.Mvc.Testing/WebApplicationFactory.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET  Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;

src/Microsoft.AspNetCore.Mvc.Testing/WebApplicationFactoryClientOptions.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET  Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;

src/Microsoft.AspNetCore.Mvc.Testing/WebApplicationFactoryContentRootAttribute.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET  Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;

src/Microsoft.Extensions.ApiDescription.Client/DownloadFileCore.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 using System.IO;
 using System.Net.Http;
 using System.Net.Sockets;

src/Microsoft.Extensions.ApiDescription.Client/GetFileReferenceMetadata.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 using System.Collections.Generic;
 using System.IO;
 using Microsoft.Build.Framework;

src/Microsoft.Extensions.ApiDescription.Client/GetProjectReferenceMetadata.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 using System.Collections.Generic;
 using System.IO;
 using Microsoft.Build.Framework;

src/Microsoft.Extensions.ApiDescription.Client/GetUriReferenceMetadata.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 using System.Collections.Generic;
 using System.IO;
 using Microsoft.Build.Framework;

src/Microsoft.Extensions.ApiDescription.Client/ILogWrapper.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 
 namespace Microsoft.Extensions.ApiDescription.Client
 {

src/Microsoft.Extensions.ApiDescription.Client/LogWrapper.cs

@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using System;
 using Microsoft.Build.Utilities;
 
 namespace Microsoft.Extensions.ApiDescription.Client