Remove unused usings.

src/DataCollectors/Microsoft.TestPlatform.Extensions.EventLogCollector/EventLogContainer.cs

@@ -10,7 +10,6 @@ namespace Microsoft.TestPlatform.Extensions.EventLogCollector
 
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollection;
-    using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers.Interfaces;
 
     using Resource = Microsoft.TestPlatform.Extensions.EventLogCollector.Resources.Resources;
 

src/DataCollectors/TraceDataCollector/Interfaces/PlatformOperationSystem.cs

@@ -3,8 +3,6 @@
 
 namespace Microsoft.VisualStudio.TraceCollector.Interfaces
 {
-    using System;
-
     /// <summary>
     /// Available operating systems.
     /// </summary>

src/DataCollectors/TraceDataCollector/VanguardCollector/Interfaces/IVanguard.cs

@@ -4,7 +4,6 @@
 namespace Microsoft.VisualStudio.Coverage.Interfaces
 {
     using System;
-    using System.Xml;
     using TestPlatform.ObjectModel.DataCollection;
     using TraceCollector;
 

src/Microsoft.TestPlatform.Build/ArgumentEscaper.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.Text;
 
 namespace Microsoft.TestPlatform.Build.Utils

src/Microsoft.TestPlatform.Build/Properties/AssemblyInfo.cs

@@ -2,7 +2,6 @@
 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
 
 using System.Reflection;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following

src/Microsoft.TestPlatform.Build/Tasks/VSTestForwardingApp.cs

@@ -7,7 +7,6 @@ namespace Microsoft.TestPlatform.Build.Tasks
     using System;
     using System.Collections.Generic;
     using System.Diagnostics;
-    using System.IO;
     using Trace;
 
     public class VSTestForwardingApp

src/Microsoft.TestPlatform.Build/Tasks/VSTestTask.cs

@@ -5,7 +5,6 @@ namespace Microsoft.TestPlatform.Build.Tasks
 {
     using System;
     using System.Collections.Generic;
-    using System.IO;
     using Microsoft.Build.Framework;
     using Microsoft.Build.Utilities;
     using Microsoft.TestPlatform.Build.Resources;

src/Microsoft.TestPlatform.Client/DesignMode/DesignModeClient.cs

@@ -5,7 +5,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Client.DesignMode
 {
     using System;
     using System.Collections.Generic;
-    using System.Data;
     using System.Globalization;
     using System.Net;
     using System.Threading;

src/Microsoft.TestPlatform.Client/Properties/AssemblyInfo.cs

@@ -3,7 +3,6 @@
 
 using System.Reflection;
 using System.Resources;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following

src/Microsoft.TestPlatform.Common/DataCollection/TestPlatformDataCollectionSink.cs

@@ -4,7 +4,6 @@
 namespace Microsoft.VisualStudio.TestPlatform.Common.DataCollector
 {
     using System.ComponentModel;
-    using System.Diagnostics;
 
     using Microsoft.VisualStudio.TestPlatform.Common.DataCollector.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;

src/Microsoft.TestPlatform.Common/ExtensionFramework/TestLoggerExtensionManager.cs

@@ -4,8 +4,6 @@
 namespace Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework
 {
     using System.Collections.Generic;
-    using Microsoft.VisualStudio.TestPlatform.Common;
-    using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;
     using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework.Utilities;
     using Microsoft.VisualStudio.TestPlatform.Common.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;

src/Microsoft.TestPlatform.Common/ExtensionFramework/TestPluginDiscoverer.cs

@@ -11,7 +11,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework
     using System.IO;
     using System.Linq;
     using System.Reflection;
-    using System.Xml;
     using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework.Utilities;
     using Microsoft.VisualStudio.TestPlatform.Common.Logging;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;

src/Microsoft.TestPlatform.Common/ExtensionFramework/TestPluginManager.cs

@@ -5,7 +5,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework
 {
     using System;
     using System.Collections.Generic;
-    using System.Linq;
     using System.Reflection;
 
     using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework.Utilities;

src/Microsoft.TestPlatform.Common/ExtensionFramework/VSExtensionManager.cs

@@ -6,7 +6,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework
     using System;
     using System.Collections.Generic;
     using System.Globalization;
-    using System.IO;
     using System.Reflection;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
     using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers.Interfaces;

src/Microsoft.TestPlatform.Common/Interfaces/Engine/ITestCaseEventsHandler.cs

@@ -4,7 +4,6 @@
 namespace Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine
 {
     using System.Collections.Generic;
-    using Microsoft.VisualStudio.TestPlatform.ObjectModel;
 
     /// <summary>
     /// The Test Case level events.

src/Microsoft.TestPlatform.Common/Interfaces/Engine/TesthostProtocol/IExecutionManager.cs

@@ -3,7 +3,6 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine.TesthostProtocol
 {
-    using System;
     using System.Collections.Generic;
 
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;

src/Microsoft.TestPlatform.Common/Interfaces/ITestExtensionCapabilities.cs

@@ -3,8 +3,6 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.Common.Interfaces
 {
-    using System.Diagnostics.CodeAnalysis;
-
     /// <summary>
     /// Basic metadata for extensions which are identified by a URI.
     /// </summary>

src/Microsoft.TestPlatform.Common/Interfaces/ITestLoggerCapabilities.cs

@@ -3,8 +3,6 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.Common.Interfaces
 {
-    using System.Diagnostics.CodeAnalysis;
-
     /// <summary>
     /// Metadata that is available from Test Loggers.
     /// </summary>

src/Microsoft.TestPlatform.Common/Properties/AssemblyInfo.cs

@@ -3,7 +3,6 @@
 
 using System.Reflection;
 using System.Resources;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following

src/Microsoft.TestPlatform.Common/Utilities/RunSettingsProviderExtensions.cs

@@ -11,8 +11,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Common.Utilities
     using Microsoft.VisualStudio.TestPlatform.Common.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Utilities;
-    using Microsoft.VisualStudio.TestPlatform.Common;
-    using System.Collections.Generic;
     using System.Text.RegularExpressions;
 
     /// <summary>

src/Microsoft.TestPlatform.CommunicationUtilities/DataCollectionRequestHandler.cs

@@ -17,7 +17,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.DataCollect
     using Microsoft.VisualStudio.TestPlatform.Common.DataCollector.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;
     using Microsoft.VisualStudio.TestPlatform.Common.Utilities;
-    using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.DataCollection.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.ObjectModel;

src/Microsoft.TestPlatform.CommunicationUtilities/DataCollectionRequestSender.cs

@@ -9,7 +9,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.DataCollect
     using System.Net;
 
     using Microsoft.VisualStudio.TestPlatform.Common.DataCollection;
-    using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.DataCollection.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.ObjectModel;

src/Microsoft.TestPlatform.CommunicationUtilities/EventHandlers/TestInitializeEventsHandler.cs

@@ -3,13 +3,9 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.EventHandlers
 {
-    using System;
-    using System.Collections.Generic;
-
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;
-    using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;
 
     /// <summary>

src/Microsoft.TestPlatform.CommunicationUtilities/EventHandlers/TestRunEventsHandler.cs

@@ -3,13 +3,11 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.EventHandlers
 {
-    using System;
     using System.Collections.Generic;
 
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;
-    using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;
 
     /// <summary>

src/Microsoft.TestPlatform.CommunicationUtilities/JsonDataSerializer.cs

@@ -10,7 +10,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities
 
     using Newtonsoft.Json;
     using Newtonsoft.Json.Linq;
-    using Newtonsoft.Json.Serialization;
 
     /// <summary>
     /// JsonDataSerializes serializes and deserializes data using Json format

src/Microsoft.TestPlatform.CommunicationUtilities/Messages/DiscoveryCompletePayload.cs

@@ -4,7 +4,6 @@
 namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.ObjectModel
 {
     using System.Collections.Generic;
-    using System.Runtime.Serialization;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
 
     /// <summary>

src/Microsoft.TestPlatform.CommunicationUtilities/ObjectModel/TestRunCriteriaWithSources.cs

@@ -3,7 +3,6 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.ObjectModel
 {
-    using System;
     using System.Collections.Generic;
 
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine.ClientProtocol;

src/Microsoft.TestPlatform.CommunicationUtilities/ObjectModel/TestRunCriteriaWithTests.cs

@@ -3,7 +3,6 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.ObjectModel
 {
-    using System;
     using System.Collections.Generic;
 
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;

src/Microsoft.TestPlatform.CommunicationUtilities/Properties/AssemblyInfo.cs

@@ -3,7 +3,6 @@
 
 using System.Reflection;
 using System.Resources;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following

src/Microsoft.TestPlatform.CommunicationUtilities/SocketClient.cs

@@ -11,7 +11,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities
     using System.Threading.Tasks;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
-    using Microsoft.VisualStudio.TestPlatform.PlatformAbstractions;
     using Microsoft.VisualStudio.TestPlatform.Utilities;
 
     /// <summary>

src/Microsoft.TestPlatform.CommunicationUtilities/SocketServer.cs

@@ -5,7 +5,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities
 {
     using System;
     using System.IO;
-    using System.Net;
     using System.Net.Sockets;
     using System.Threading;
     using System.Threading.Tasks;

src/Microsoft.TestPlatform.CommunicationUtilities/TestRequestSender.cs

@@ -13,7 +13,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CommunicationUtilities
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;
-    using Microsoft.VisualStudio.TestPlatform.PlatformAbstractions;
     using CommonResources = Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Resources.Resources;
 
     /// <summary>

src/Microsoft.TestPlatform.CoreUtilities/Helpers/DotnetHostHelper.cs

@@ -5,7 +5,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Helpers
 {
     using System;
     using System.IO;
-    using System.Runtime.InteropServices;
 
     using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Resources;
     using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Helpers.Interfaces;

src/Microsoft.TestPlatform.CoreUtilities/Helpers/Interfaces/IFileHelper.cs

@@ -5,7 +5,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Utilities.Helpers.Interfaces
 {
     using System;
     using System.Collections.Generic;
-    using System.Diagnostics;
     using System.IO;
 
     /// <summary>

src/Microsoft.TestPlatform.CoreUtilities/Output/OutputExtensions.cs

@@ -6,7 +6,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Utilities
     using System;
     using System.Globalization;
 
-    using Microsoft.VisualStudio.TestPlatform.CoreUtilities;
     using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Resources;
 
     /// <summary>

src/Microsoft.TestPlatform.CoreUtilities/Properties/AssemblyInfo.cs

@@ -3,7 +3,6 @@
 
 using System.Reflection;
 using System.Resources;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following

src/Microsoft.TestPlatform.CoreUtilities/Utilities/Job.cs

@@ -5,7 +5,6 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.Common.Utilities
 {
-    using System.Diagnostics.CodeAnalysis;
     using System.Threading;
 
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;

src/Microsoft.TestPlatform.CoreUtilities/Utilities/JobQueue.cs

@@ -14,7 +14,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Utilities
     using System.Threading.Tasks;
 
     using Microsoft.VisualStudio.TestPlatform.Common.Utilities;
-    using Microsoft.VisualStudio.TestPlatform.CoreUtilities;
     using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Resources;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
 

src/Microsoft.TestPlatform.CoreUtilities/Utilities/MulticastDelegateUtilities.cs

@@ -6,7 +6,6 @@ namespace Microsoft.VisualStudio.TestPlatform.Utilities
     using System;
     using System.Reflection;
 
-    using Microsoft.VisualStudio.TestPlatform.CoreUtilities;
     using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Resources;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
 

src/Microsoft.TestPlatform.CoreUtilities/Utilities/StringExtensions.cs

@@ -3,9 +3,6 @@
 
 namespace Microsoft.VisualStudio.TestPlatform.CoreUtilities.Extensions
 {
-    using System;
-    using System.Text;
-
     public static class StringExtensions
     {
         /// <summary>

src/Microsoft.TestPlatform.CoreUtilities/ValidateArg.cs

@@ -10,9 +10,7 @@ namespace Microsoft.VisualStudio.TestPlatform.ObjectModel
     using System.Diagnostics;
     using System.Globalization;
     using System.Linq;
-    using System.Reflection;
 
-    using Microsoft.VisualStudio.TestPlatform.CoreUtilities;
     using Microsoft.VisualStudio.TestPlatform.CoreUtilities.Resources;
 
     /// <summary>

src/Microsoft.TestPlatform.CrossPlatEngine/Client/ProxyDiscoveryManager.cs

@@ -6,11 +6,9 @@ namespace Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Client
     using System;
     using System.Collections.Generic;
     using System.Linq;
-    using System.Threading;
 
     using Microsoft.VisualStudio.TestPlatform.Common;
     using Microsoft.VisualStudio.TestPlatform.Common.ExtensionFramework;
-    using Microsoft.VisualStudio.TestPlatform.Common.Telemetry;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.CommunicationUtilities.ObjectModel;

src/Microsoft.TestPlatform.CrossPlatEngine/Client/ProxyExecutionManager.cs

@@ -20,7 +20,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Client
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Engine.ClientProtocol;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Host;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Logging;
-    using Microsoft.VisualStudio.TestPlatform.Utilities;
     using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers;
     using Microsoft.VisualStudio.TestPlatform.Utilities.Helpers.Interfaces;
 

src/Microsoft.TestPlatform.CrossPlatEngine/DataCollection/Interfaces/IInProcDataCollector.cs

@@ -5,10 +5,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.DataCollection.Int
 {
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollection;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.DataCollector.InProcDataCollector;
-    using System;
-    using System.Collections.Generic;
-    using System.Linq;
-    using System.Threading.Tasks;
 
     internal interface IInProcDataCollector
     {

src/Microsoft.TestPlatform.CrossPlatEngine/DataCollection/Interfaces/IProxyDataCollectionManager.cs

@@ -7,7 +7,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.DataCollection.Int
     using System.Collections.Generic;
     using System.Collections.ObjectModel;
 
-    using Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.DataCollection.Interfaces;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
     using Microsoft.VisualStudio.TestPlatform.ObjectModel.Client;
 

src/Microsoft.TestPlatform.CrossPlatEngine/Discovery/DiscoveryResultCache.cs

@@ -8,7 +8,6 @@ namespace Microsoft.VisualStudio.TestPlatform.CrossPlatEngine.Discovery
     using System.Diagnostics;
 
     using Microsoft.VisualStudio.TestPlatform.ObjectModel;
-    using Microsoft.VisualStudio.TestPlatform.Utilities;
 
     /// <summary>
     /// The discovery result cache.