Fix headers in new files (#2716)

Author: sbomer

src/linker/Linker.Dataflow/ArrayValue.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System;
 using System.Collections.Generic;

src/linker/Linker.Dataflow/FieldValue.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;

src/linker/Linker.Dataflow/GenericParameterValue.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;

src/linker/Linker.Dataflow/MethodParameterValue.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;

src/linker/Linker.Dataflow/MethodReturnValue.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;

src/linker/Linker.Dataflow/MethodThisParameterValue.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;

src/linker/Linker.Dataflow/RuntimeMethodHandleValue.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using ILLink.Shared.DataFlow;
 using Mono.Cecil;

src/linker/Linker.Dataflow/SingleValueExtensions.cs

@@ -1,5 +1,5 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System;
 using System.Collections.Generic;