From 55a72ecea1b3b776eefbfe08a38099bc2ee178c8 Mon Sep 17 00:00:00 2001
From: xtqqczze <xtqqczze@gmail.com>
Date: Tue, 10 Nov 2020 14:14:01 +0000
Subject: [PATCH 1/2] Fix IDE0005: Remove unnecessary import

---
 .../commands/utility/ConvertFrom-SddlString.cs           | 2 --
 .../commands/utility/ConvertFromMarkdownCommand.cs       | 3 ---
 .../commands/utility/ConvertTo-Html.cs                   | 1 -
 .../commands/utility/CsvCommands.cs                      | 2 --
 .../commands/utility/CustomSerialization.cs              | 1 -
 .../FormatAndOutput/OutGridView/ExpressionColumnInfo.cs  | 3 ---
 .../FormatAndOutput/common/WriteFormatDataCommand.cs     | 1 -
 .../utility/FormatAndOutput/format-wide/Format-Wide.cs   | 1 -
 .../utility/FormatAndOutput/out-file/Out-File.cs         | 2 --
 .../utility/FormatAndOutput/out-string/Out-String.cs     | 2 --
 .../commands/utility/GetHostCmdlet.cs                    | 2 --
 .../commands/utility/GetMember.cs                        | 1 -
 .../commands/utility/GetVerbCommand.cs                   | 1 -
 .../commands/utility/Group-Object.cs                     | 1 -
 .../commands/utility/MarkdownOptionCommands.cs           | 4 ----
 .../commands/utility/Measure-Object.cs                   | 2 --
 .../commands/utility/New-Object.cs                       | 2 --
 .../commands/utility/NewAliasCommand.cs                  | 1 -
 .../commands/utility/NewTemporaryFileCommand.cs          | 1 -
 .../commands/utility/PSBreakpointAccessorCommandBase.cs  | 3 ---
 .../commands/utility/ReadConsoleCmdlet.cs                | 1 -
 .../commands/utility/RegisterObjectEventCommand.cs       | 1 -
 .../commands/utility/RemoveAliasCommand.cs               | 1 -
 .../commands/utility/SetAliasCommand.cs                  | 1 -
 .../commands/utility/ShowMarkdownCommand.cs              | 2 --
 .../commands/utility/UnblockFile.cs                      | 9 +++++----
 .../commands/utility/UtilityCommon.cs                    | 1 -
 .../commands/utility/Var.cs                              | 1 -
 .../Common/BasicHtmlWebResponseObject.Common.cs          | 2 --
 .../utility/WebCmdlet/Common/ContentHelper.Common.cs     | 1 -
 .../WebCmdlet/Common/WebRequestPSCmdlet.Common.cs        | 3 ---
 .../commands/utility/WriteAliasCommandBase.cs            | 3 ---
 .../commands/utility/WriteConsoleCmdlet.cs               | 1 -
 .../commands/utility/WriteProgressCmdlet.cs              | 2 --
 .../commands/utility/trace/MshHostTraceListener.cs       | 1 -
 .../commands/utility/trace/TraceCommandBase.cs           | 3 ---
 .../commands/utility/trace/TraceExpressionCommand.cs     | 2 --
 .../commands/utility/trace/TraceListenerCommandBase.cs   | 2 --
 38 files changed, 5 insertions(+), 68 deletions(-)

diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFrom-SddlString.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFrom-SddlString.cs
index 1e64dfe7754..1562697975c 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFrom-SddlString.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFrom-SddlString.cs
@@ -5,8 +5,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.ComponentModel;
-using System.Linq;
 using System.Management.Automation;
 using System.Security.AccessControl;
 using System.Security.Principal;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFromMarkdownCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFromMarkdownCommand.cs
index dfa6bd6c4b0..1a87067b9b4 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFromMarkdownCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertFromMarkdownCommand.cs
@@ -3,7 +3,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Collections.ObjectModel;
 using System.IO;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
@@ -12,8 +11,6 @@
 
 using Microsoft.PowerShell.MarkdownRender;
 
-using Dbg = System.Management.Automation;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertTo-Html.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertTo-Html.cs
index e118aeaf41b..5f3a3e3c140 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertTo-Html.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertTo-Html.cs
@@ -4,7 +4,6 @@
 using System;
 using System.Collections;
 using System.Collections.Generic;
-using System.Collections.Specialized;
 using System.Diagnostics.CodeAnalysis;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CsvCommands.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CsvCommands.cs
index 0f414433191..7e9c34531ec 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CsvCommands.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CsvCommands.cs
@@ -11,8 +11,6 @@
 using System.Management.Automation;
 using System.Text;
 
-using Dbg = System.Management.Automation.Diagnostics;
-
 #pragma warning disable 1634, 1691 // Stops compiler from warning about unknown warnings
 
 namespace Microsoft.PowerShell.Commands
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CustomSerialization.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CustomSerialization.cs
index bb9de345b5b..61c0ab2c146 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CustomSerialization.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CustomSerialization.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.Management.Automation.Internal;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ExpressionColumnInfo.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ExpressionColumnInfo.cs
index 0e529004aec..e905f5d64b6 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ExpressionColumnInfo.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ExpressionColumnInfo.cs
@@ -1,12 +1,9 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Collections.Generic;
 using System.Management.Automation;
 
-using Microsoft.PowerShell.Commands.Internal.Format;
-
 namespace Microsoft.PowerShell.Commands
 {
     internal class ExpressionColumnInfo : ColumnInfo
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/common/WriteFormatDataCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/common/WriteFormatDataCommand.cs
index 457418b30fc..5f0db5dfe8a 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/common/WriteFormatDataCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/common/WriteFormatDataCommand.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
 using System.Management.Automation;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/format-wide/Format-Wide.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/format-wide/Format-Wide.cs
index 5927244d896..e626b9b9dbb 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/format-wide/Format-Wide.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/format-wide/Format-Wide.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.IO;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-file/Out-File.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-file/Out-File.cs
index 9885cbcaa47..cfa0c86c226 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-file/Out-File.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-file/Out-File.cs
@@ -1,10 +1,8 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.IO;
 using System.Management.Automation;
-using System.Management.Automation.Host;
 using System.Management.Automation.Internal;
 using System.Text;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-string/Out-String.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-string/Out-String.cs
index e76d90af8b5..4199ef0dd68 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-string/Out-String.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/out-string/Out-String.cs
@@ -1,9 +1,7 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Management.Automation;
-using System.Management.Automation.Host;
 using System.Text;
 
 using Microsoft.PowerShell.Commands.Internal.Format;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetHostCmdlet.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetHostCmdlet.cs
index 444e085591f..fec8bafe34a 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetHostCmdlet.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetHostCmdlet.cs
@@ -3,8 +3,6 @@
 
 using System.Management.Automation;
 
-using Dbg = System.Management.Automation.Diagnostics;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetMember.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetMember.cs
index 2789aaafe61..a47cf0352e9 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetMember.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetMember.cs
@@ -6,7 +6,6 @@
 using System.Collections.Specialized;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
-using System.Reflection;
 
 namespace Microsoft.PowerShell.Commands
 {
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetVerbCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetVerbCommand.cs
index 766b38116c0..6794e15c1d1 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetVerbCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetVerbCommand.cs
@@ -2,7 +2,6 @@
 // Licensed under the MIT License.
 
 using System;
-using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Management.Automation;
 using System.Reflection;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Group-Object.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Group-Object.cs
index 131c27e417e..3a8117858bd 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Group-Object.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Group-Object.cs
@@ -5,7 +5,6 @@
 using System.Collections;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
-using System.Collections.Specialized;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/MarkdownOptionCommands.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/MarkdownOptionCommands.cs
index 57a3bd59653..d1e1b73c173 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/MarkdownOptionCommands.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/MarkdownOptionCommands.cs
@@ -3,13 +3,9 @@
 
 using System;
 using System.Collections.Concurrent;
-using System.Collections.Generic;
-using System.Collections.ObjectModel;
-using System.IO;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
 using System.Management.Automation.Runspaces;
-using System.Threading.Tasks;
 
 using Microsoft.PowerShell.MarkdownRender;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Measure-Object.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Measure-Object.cs
index 46c1f7062c7..9a6edeb3bb6 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Measure-Object.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Measure-Object.cs
@@ -8,8 +8,6 @@
 using System.Management.Automation;
 using System.Management.Automation.Internal;
 
-using Microsoft.PowerShell.Commands.Internal.Format;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs
index a8b4b69aa1f..018237255d5 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs
@@ -10,10 +10,8 @@
 using System.Management.Automation;
 using System.Management.Automation.Internal;
 using System.Management.Automation.Language;
-using System.Management.Automation.Security;
 using System.Reflection;
 using System.Runtime.InteropServices;
-using System.Threading;
 
 using Dbg = System.Management.Automation.Diagnostics;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewAliasCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewAliasCommand.cs
index 3c95ebbc7de..8726cece2b9 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewAliasCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewAliasCommand.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewTemporaryFileCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewTemporaryFileCommand.cs
index f8bb3d4e6ea..c807b61d6d2 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewTemporaryFileCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/NewTemporaryFileCommand.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.IO;
 using System.Management.Automation;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/PSBreakpointAccessorCommandBase.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/PSBreakpointAccessorCommandBase.cs
index 88b3cde9acf..d3dfd30f9e5 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/PSBreakpointAccessorCommandBase.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/PSBreakpointAccessorCommandBase.cs
@@ -1,9 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System.Management.Automation;
-using System.Management.Automation.Runspaces;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ReadConsoleCmdlet.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ReadConsoleCmdlet.cs
index 2eb71f1ca5d..0b70e9308d0 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ReadConsoleCmdlet.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ReadConsoleCmdlet.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RegisterObjectEventCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RegisterObjectEventCommand.cs
index ce72dac51fe..d4e7dc784c1 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RegisterObjectEventCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RegisterObjectEventCommand.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Management.Automation;
 
 namespace Microsoft.PowerShell.Commands
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RemoveAliasCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RemoveAliasCommand.cs
index 7b44a0c2664..a342c8e9461 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RemoveAliasCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/RemoveAliasCommand.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/SetAliasCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/SetAliasCommand.cs
index b2746625375..060f309e447 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/SetAliasCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/SetAliasCommand.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Management.Automation;
 using System.Management.Automation.Internal;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ShowMarkdownCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ShowMarkdownCommand.cs
index 2203fbb20a7..302c7bacd2f 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ShowMarkdownCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ShowMarkdownCommand.cs
@@ -2,8 +2,6 @@
 // Licensed under the MIT License.
 
 using System;
-using System.Collections;
-using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Diagnostics;
 using System.Globalization;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UnblockFile.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UnblockFile.cs
index fad330212ed..b13d310771b 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UnblockFile.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UnblockFile.cs
@@ -6,14 +6,15 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
-using System.ComponentModel;
-using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
+#if UNIX
 using System.Globalization;
-using System.IO;
 using System.Management.Automation;
-using System.Management.Automation.Internal;
 using System.Runtime.InteropServices;
+#else
+using System.Management.Automation;
+using System.Management.Automation.Internal;
+#endif
 
 #endregion
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UtilityCommon.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UtilityCommon.cs
index 37a18ef1080..f2cf7bfb672 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UtilityCommon.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/UtilityCommon.cs
@@ -5,7 +5,6 @@
 using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
 using System.Management.Automation;
-using System.Management.Automation.Runspaces;
 using System.Text;
 
 [module: SuppressMessage("Microsoft.Naming", "CA1711:IdentifiersShouldNotHaveIncorrectSuffix", Scope = "type", Target = "Microsoft.PowerShell.Commands.ByteCollection")]
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Var.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Var.cs
index 1f18ee1b954..6f379462cfe 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Var.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Var.cs
@@ -2,7 +2,6 @@
 // Licensed under the MIT License.
 
 using System;
-using System.Collections;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Management.Automation;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs
index 1d33957d624..f3e04e76462 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/BasicHtmlWebResponseObject.Common.cs
@@ -1,12 +1,10 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Management.Automation;
-using System.Net;
 using System.Net.Http;
 using System.Text;
 using System.Text.RegularExpressions;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/ContentHelper.Common.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/ContentHelper.Common.cs
index 8e28c630e17..7e48b97a86b 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/ContentHelper.Common.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/ContentHelper.Common.cs
@@ -2,7 +2,6 @@
 // Licensed under the MIT License.
 
 using System;
-using System.Linq;
 using System.Management.Automation;
 using System.Net.Http;
 using System.Net.Http.Headers;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/WebRequestPSCmdlet.Common.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/WebRequestPSCmdlet.Common.cs
index 0809b686e1b..d13cecdf543 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/WebRequestPSCmdlet.Common.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/WebRequestPSCmdlet.Common.cs
@@ -7,7 +7,6 @@
 using System.Collections.ObjectModel;
 using System.Globalization;
 using System.IO;
-using System.Linq;
 using System.Management.Automation;
 using System.Net;
 using System.Net.Http;
@@ -22,8 +21,6 @@
 using System.Threading.Tasks;
 using System.Xml;
 
-using Microsoft.Win32;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteAliasCommandBase.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteAliasCommandBase.cs
index 3dbb2e378ad..82c9c9f6557 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteAliasCommandBase.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteAliasCommandBase.cs
@@ -1,11 +1,8 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Management.Automation;
 
-using Dbg = System.Management.Automation;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteConsoleCmdlet.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteConsoleCmdlet.cs
index 7c2f2e44bf9..6bfad511406 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteConsoleCmdlet.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteConsoleCmdlet.cs
@@ -1,7 +1,6 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Collections;
 using System.Management.Automation;
 using System.Text;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteProgressCmdlet.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteProgressCmdlet.cs
index 070c1275aa8..93a1c392c11 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteProgressCmdlet.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WriteProgressCmdlet.cs
@@ -4,8 +4,6 @@
 using System;
 using System.Management.Automation;
 
-using Dbg = System.Management.Automation.Diagnostics;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/MshHostTraceListener.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/MshHostTraceListener.cs
index d479b4d32c0..0488fb9710f 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/MshHostTraceListener.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/MshHostTraceListener.cs
@@ -4,7 +4,6 @@
 using System;
 using System.Management.Automation;
 using System.Management.Automation.Internal.Host;
-using System.Security.Permissions;
 using System.Text;
 
 namespace Microsoft.PowerShell.Commands
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceCommandBase.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceCommandBase.cs
index a2e04f79ae1..4cdee2a1517 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceCommandBase.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceCommandBase.cs
@@ -1,13 +1,10 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Management.Automation;
 
-using Dbg = System.Management.Automation.Diagnostics;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceExpressionCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceExpressionCommand.cs
index f6677752a91..97a398425d1 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceExpressionCommand.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceExpressionCommand.cs
@@ -10,8 +10,6 @@
 using System.Management.Automation.Runspaces;
 using System.Threading;
 
-using Dbg = System.Management.Automation.Diagnostics;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceListenerCommandBase.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceListenerCommandBase.cs
index 984ce18c731..d57c117ce43 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceListenerCommandBase.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceListenerCommandBase.cs
@@ -10,8 +10,6 @@
 using System.Management.Automation.Internal;
 using System.Security;
 
-using Dbg = System.Management.Automation.Diagnostics;
-
 namespace Microsoft.PowerShell.Commands
 {
     /// <summary>

From 9ccd96b03820828db4e2e0b4577e6eeea6cfa253 Mon Sep 17 00:00:00 2001
From: xtqqczze <xtqqczze@gmail.com>
Date: Wed, 11 Nov 2020 17:38:06 +0000
Subject: [PATCH 2/2] Fix for !UNIX

address @iSazonov comment
---
 .../commands/utility/New-Object.cs                          | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs
index 018237255d5..b40b53952f0 100644
--- a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs
+++ b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/New-Object.cs
@@ -10,8 +10,14 @@
 using System.Management.Automation;
 using System.Management.Automation.Internal;
 using System.Management.Automation.Language;
+#if !UNIX
+using System.Management.Automation.Security;
+#endif
 using System.Reflection;
 using System.Runtime.InteropServices;
+#if !UNIX
+using System.Threading;
+#endif
 
 using Dbg = System.Management.Automation.Diagnostics;