Fix IDE0065 for CSP (cherry-pick of dotnet#10683)

Author: h3xds1nz

src/Microsoft.DotNet.Wpf/src/WpfGfx/tools/csp/CsPrimeParser.cs

@@ -11,14 +11,12 @@
 //
 //
 
+using System.Text.RegularExpressions;
+using System.Collections;
+using System.Text;
+
 namespace MS.Internal.Csp
 {
-    using System;
-    using System.IO;
-    using System.Text;
-    using System.Text.RegularExpressions;
-    using System.Collections;
-
     internal sealed class CsPrimeParser
     {
         private struct Position

src/Microsoft.DotNet.Wpf/src/WpfGfx/tools/csp/CsPrimeRuntime.cs

@@ -14,11 +14,10 @@
 //        provided to the project that Csp.exe will execute.
 //
 
+using System.Text;
+
 namespace MS.Internal.Csp
 {
-    using System;
-    using System.Text;
-
     public sealed class CsPrimeRuntime
     {
         //------------------------------------------------------

src/Microsoft.DotNet.Wpf/src/WpfGfx/tools/csp/GlobalUsings.cs

@@ -0,0 +1,5 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+global using System.IO;
+global using System;

src/Microsoft.DotNet.Wpf/src/WpfGfx/tools/csp/MainClass.cs

@@ -19,15 +19,13 @@
 //
 //------------------------------------------------------------------------------
 
+using System.CodeDom.Compiler;
+using System.Collections;
+using System.Diagnostics;
+using System.Text;
+
 namespace MS.Internal.Csp
 {
-    using System;
-    using System.Collections;
-    using System.Diagnostics;
-    using System.IO;
-    using System.Text;
-    using System.CodeDom.Compiler;
-
     internal sealed class MainClass
     {
         // Parameters affecting csp.exe as a whole.

src/Microsoft.DotNet.Wpf/src/WpfGfx/tools/csp/Project.cs

@@ -10,15 +10,13 @@
 //              a set of "C# prime" files, then executes the project.
 //
 
+using System.CodeDom.Compiler;
+using System.Collections;
+using System.Reflection;
+using System.Text;
+
 namespace MS.Internal.Csp
 {
-    using System;
-    using System.IO;
-    using System.Text;
-    using System.Collections;
-    using System.Reflection;
-    using System.CodeDom.Compiler;
-
     // This kind of exception is thrown when csp detects an
     // error in the project.
     public class CspProjectException : ApplicationException

src/Microsoft.DotNet.Wpf/src/WpfGfx/tools/csp/TempDirectory.cs

@@ -13,9 +13,6 @@
 
 namespace MS.Internal.Csp
 {
-    using System;
-    using System.IO;
-
     internal class TempDirectory : IDisposable
     {
         //------------------------------------------------------

src/Microsoft.DotNet.Wpf/src/WpfGfx/tools/csp/csp.csproj

@@ -10,6 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+  	<Compile Include="GlobalUsings.cs" />
     <Compile Include="MainClass.cs" />
     <Compile Include="Project.cs" />
     <Compile Include="TempDirectory.cs" />