Remove unused usings

src/Compilers/Core/Portable/Collections/ImmutableArrayExtensions.cs

@@ -11,7 +11,6 @@
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Linq;
-using System.Reflection;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 using Microsoft.CodeAnalysis.PooledObjects;

src/Compilers/Core/Portable/Collections/OrderPreservingMultiDictionary.cs

@@ -9,9 +9,7 @@
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Diagnostics;
-using System.Diagnostics.CodeAnalysis;
 using Microsoft.CodeAnalysis.PooledObjects;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Collections
 {

src/Compilers/Core/Portable/EncodedStringText.cs

@@ -5,7 +5,6 @@
 #nullable enable
 
 using System;
-using System.Diagnostics;
 using System.IO;
 using System.Text;
 using Roslyn.Utilities;

src/Compilers/Core/Portable/InternalUtilities/AssemblyIdentityUtils.cs

@@ -9,7 +9,6 @@
 using System.Reflection;
 using System.Reflection.Metadata;
 using System.Reflection.PortableExecutable;
-using Roslyn.Utilities;
 using System.IO;
 
 namespace Microsoft.CodeAnalysis

src/Compilers/Core/Portable/InternalUtilities/OneOrMany.cs

@@ -7,8 +7,6 @@
 using System;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.PooledObjects;
-using Microsoft.CodeAnalysis;
-using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 
 namespace Roslyn.Utilities

src/Compilers/Core/Portable/InternalUtilities/ReaderWriterLockSlimExtensions.cs

@@ -5,7 +5,6 @@
 #nullable enable
 
 using System;
-using System.Diagnostics;
 using System.Threading;
 
 namespace Roslyn.Utilities

src/Compilers/Core/Portable/InternalUtilities/SetWithInsertionOrder.cs

@@ -8,10 +8,6 @@
 using System.Collections;
 using System.Collections.Generic;
 using System.Collections.Immutable;
-using System.Diagnostics.CodeAnalysis;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.PooledObjects;
 
 namespace Roslyn.Utilities

src/Workspaces/Core/Portable/CaseCorrection/ICaseCorrectionService.cs

@@ -4,7 +4,6 @@
 
 #nullable enable
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/Classification/AbstractClassificationService.cs

@@ -4,7 +4,6 @@
 
 #nullable enable
 
-using System;
 using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/Classification/SyntaxClassification/AbstractSyntaxClassificationService.Worker.cs

@@ -11,7 +11,6 @@
 using Microsoft.CodeAnalysis.Classification.Classifiers;
 using Microsoft.CodeAnalysis.PooledObjects;
 using Microsoft.CodeAnalysis.Text;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Classification
 {

src/Workspaces/Core/Portable/Classification/SyntaxClassification/AbstractSyntaxClassifier.cs

@@ -8,7 +8,6 @@
 using System.Collections.Immutable;
 using System.Threading;
 using Microsoft.CodeAnalysis.PooledObjects;
-using Microsoft.CodeAnalysis.Text;
 
 namespace Microsoft.CodeAnalysis.Classification.Classifiers
 {

src/Workspaces/Core/Portable/CodeCleanup/CodeCleaner.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
 using System.Threading;
@@ -11,7 +10,6 @@
 using Microsoft.CodeAnalysis.CodeCleanup.Providers;
 using Microsoft.CodeAnalysis.Shared.Extensions;
 using Microsoft.CodeAnalysis.Text;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeCleanup
 {

src/Workspaces/Core/Portable/CodeCleanup/ICodeCleanerService.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/CodeCleanup/Providers/ICodeCleanupProvider.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/CodeCleanup/Providers/SimpleCodeCleanupProvider.cs

@@ -3,13 +3,11 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Diagnostics;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Text;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeCleanup.Providers
 {

src/Workspaces/Core/Portable/CodeCleanup/Providers/SimplificationCodeCleanupProvider.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/CodeFixes/FixAllOccurrences/FixAllProvider.cs

@@ -4,7 +4,6 @@
 
 using System.Collections.Generic;
 using System.Collections.Immutable;
-using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.CodeActions;
 

src/Workspaces/Core/Portable/CodeGeneration/AbstractCodeGenerationService_FindDeclaration.cs

@@ -8,7 +8,6 @@
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis;
-using Microsoft.CodeAnalysis.GeneratedCodeRecognition;
 using Microsoft.CodeAnalysis.Shared.Extensions;
 using Microsoft.CodeAnalysis.Text;
 using Roslyn.Utilities;

src/Workspaces/Core/Portable/CodeGeneration/AbstractFlagsEnumGenerator.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Generic;
 using System.Linq;
 using Microsoft.CodeAnalysis;

src/Workspaces/Core/Portable/CodeGeneration/CodeGenerationOptions.cs

@@ -4,7 +4,6 @@
 
 using System;
 using System.Collections.Generic;
-using Microsoft.CodeAnalysis.Editing;
 using Microsoft.CodeAnalysis.Options;
 using Microsoft.CodeAnalysis.Simplification;
 using Roslyn.Utilities;

src/Workspaces/Core/Portable/CodeGeneration/CodeGenerationSymbolFactory.cs

@@ -8,7 +8,6 @@
 using System.Linq;
 using Microsoft.CodeAnalysis.Editing;
 using Microsoft.CodeAnalysis.Shared.Extensions;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeGeneration
 {

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationAbstractMethodSymbol.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
 

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationConstructorSymbol.cs

@@ -2,10 +2,8 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeGeneration
 {

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationConversionSymbol.cs

@@ -2,10 +2,8 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeGeneration
 {

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationDestructorSymbol.cs

@@ -2,10 +2,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
-using Microsoft.CodeAnalysis.Editing;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeGeneration
 {

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationEventSymbol.cs

@@ -4,7 +4,6 @@
 
 #nullable enable
 
-using System;
 using System.Collections.Immutable;
 using System.Diagnostics.CodeAnalysis;
 using Microsoft.CodeAnalysis.Editing;

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationFieldSymbol.cs

@@ -2,8 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
 

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationMethodSymbol.cs

@@ -5,7 +5,6 @@
 using System;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeGeneration
 {

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationNamespaceOrTypeSymbol.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
 

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationNamespaceSymbol.cs

@@ -5,7 +5,6 @@
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
-using Microsoft.CodeAnalysis.Editing;
 using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeGeneration

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationOperatorSymbol.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
 using Roslyn.Utilities;

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationParameterSymbol.cs

@@ -2,8 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Editing;
 

src/Workspaces/Core/Portable/CodeGeneration/Symbols/CodeGenerationSymbol.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Globalization;
 using System.Runtime.CompilerServices;
@@ -11,7 +10,6 @@
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.Editing;
 using Microsoft.CodeAnalysis.Shared.Extensions;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.CodeGeneration
 {

src/Workspaces/Core/Portable/DesignerAttribute/IRemoteDesignerAttributeService.cs

@@ -4,12 +4,8 @@
 
 #nullable enable
 
-using System;
-using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.ErrorReporting;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.DesignerAttribute
 {

src/Workspaces/Core/Portable/Diagnostics/DiagnosticAnalysisResultBuilder.cs

@@ -10,7 +10,6 @@
 using System.Linq;
 using Microsoft.CodeAnalysis.Diagnostics;
 using Microsoft.CodeAnalysis.Host;
-using Microsoft.CodeAnalysis.Versions;
 using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Workspaces.Diagnostics

src/Workspaces/Core/Portable/Diagnostics/DiagnosticAnalysisResultMap.cs

@@ -5,7 +5,6 @@
 #nullable enable
 
 using System.Collections.Immutable;
-using Microsoft.CodeAnalysis.Diagnostics;
 using Microsoft.CodeAnalysis.Diagnostics.Telemetry;
 
 namespace Microsoft.CodeAnalysis.Workspaces.Diagnostics

src/Workspaces/Core/Portable/Diagnostics/DiagnosticDataSerializer.cs

@@ -8,10 +8,7 @@
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Collections.ObjectModel;
-using System.Diagnostics;
-using System.IO;
 using System.Linq;
-using System.Runtime.CompilerServices;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Diagnostics;

src/Workspaces/Core/Portable/Diagnostics/Extensions.cs

@@ -12,7 +12,6 @@
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.CodeStyle;
 using Microsoft.CodeAnalysis.Options;
 using Microsoft.CodeAnalysis.PooledObjects;
 using Microsoft.CodeAnalysis.Text;

src/Workspaces/Core/Portable/EmbeddedLanguages/Common/EmbeddedSyntaxHelpers.cs

@@ -2,8 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Immutable;
-using System.Linq;
 using Microsoft.CodeAnalysis.EmbeddedLanguages.VirtualChars;
 using Microsoft.CodeAnalysis.Text;
 

src/Workspaces/Core/Portable/EmbeddedLanguages/Common/EmbeddedSyntaxNode.cs

@@ -4,7 +4,6 @@
 
 using System;
 using System.Diagnostics;
-using System.Linq;
 using Microsoft.CodeAnalysis.EmbeddedLanguages.VirtualChars;
 using Microsoft.CodeAnalysis.Text;
 

src/Workspaces/Core/Portable/EmbeddedLanguages/RegularExpressions/LanguageServices/RegexSyntaxClassifier.cs

@@ -3,13 +3,11 @@
 // See the LICENSE file in the project root for more information.
 
 using System.Collections.Immutable;
-using System.Linq;
 using System.Threading;
 using Microsoft.CodeAnalysis.Classification;
 using Microsoft.CodeAnalysis.Classification.Classifiers;
 using Microsoft.CodeAnalysis.EmbeddedLanguages.Common;
 using Microsoft.CodeAnalysis.EmbeddedLanguages.LanguageServices;
-using Microsoft.CodeAnalysis.EmbeddedLanguages.VirtualChars;
 using Microsoft.CodeAnalysis.PooledObjects;
 
 namespace Microsoft.CodeAnalysis.EmbeddedLanguages.RegularExpressions.LanguageServices

src/Workspaces/Core/Portable/EmbeddedLanguages/RegularExpressions/RegexCharClass.cs

@@ -6,12 +6,9 @@
 // source and not the general https://github.com/dotnet/roslyn license.
 // See https://github.com/dotnet/corefx/blob/68b76c30eafb3647c11e3f766a2645b130ca1448/src/System.Text.RegularExpressions/src/System/Text/RegularExpressions/RegexCharClass.cs
 
-using System;
 using System.Collections.Generic;
-using System.Collections.Immutable;
 using System.Diagnostics;
 using System.Globalization;
-using System.Text;
 
 namespace Microsoft.CodeAnalysis.EmbeddedLanguages.RegularExpressions
 {

src/Workspaces/Core/Portable/EmbeddedLanguages/VirtualChars/VirtualCharSequence.Chunks.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Immutable;
 using Microsoft.CodeAnalysis.Text;
 

src/Workspaces/Core/Portable/Execution/AssetStorages.Storage.cs

@@ -10,7 +10,6 @@
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.PooledObjects;
 using Microsoft.CodeAnalysis.Serialization;
 using Roslyn.Utilities;
 

src/Workspaces/Core/Portable/Execution/AssetStorages.cs

@@ -8,7 +8,6 @@
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Diagnostics;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using Roslyn.Utilities;

src/Workspaces/Core/Portable/Execution/Extensions.cs

@@ -2,10 +2,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
-using System.Threading;
-using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Diagnostics;
 using Microsoft.CodeAnalysis.Options;
 using Microsoft.CodeAnalysis.PooledObjects;

src/Workspaces/Core/Portable/Execution/IOptionsSerializationService.cs

@@ -4,7 +4,6 @@
 
 using System.Threading;
 using Microsoft.CodeAnalysis.Host;
-using Microsoft.CodeAnalysis.Options;
 using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Execution

src/Workspaces/Core/Portable/Execution/IReferenceSerializationService.cs

@@ -6,7 +6,6 @@
 using System.Threading;
 using Microsoft.CodeAnalysis.Diagnostics;
 using Microsoft.CodeAnalysis.Host;
-using Microsoft.CodeAnalysis.Text;
 using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Execution

src/Workspaces/Core/Portable/Execution/PooledList.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Generic;
 using Roslyn.Utilities;
 

src/Workspaces/Core/Portable/Execution/SerializerService.cs

@@ -4,7 +4,6 @@
 
 using System;
 using System.Collections.Concurrent;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
 using Microsoft.CodeAnalysis.Diagnostics;

src/Workspaces/Core/Portable/ExtensionManager/IExtensionManagerExtensions.cs

@@ -12,7 +12,6 @@
 using System.Reflection;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Extensions
 {

src/Workspaces/Core/Portable/ExternalAccess/Pythia/Api/PythiaRemoteHostClient.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/ExternalAccess/Pythia/Api/PythiaSemanticModelExtensions.cs

@@ -5,7 +5,6 @@
 #nullable enable
 
 using System.Threading;
-using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Shared.Extensions;
 
 namespace Microsoft.CodeAnalysis.ExternalAccess.Pythia.Api

src/Workspaces/Core/Portable/ExternalAccess/UnitTesting/UnitTestingIncrementalAnalyzerProvider.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using Microsoft.CodeAnalysis.ExternalAccess.UnitTesting.Api;
 using Microsoft.CodeAnalysis.SolutionCrawler;
 

src/Workspaces/Core/Portable/FindSymbols/Declarations/DeclarationFinder.cs

@@ -2,9 +2,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
-using System.Diagnostics;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/FindSymbols/Extensions.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;

src/Workspaces/Core/Portable/FindSymbols/FindLiterals/FindLiteralsSearchEngine.cs

@@ -4,9 +4,7 @@
 
 using System;
 using System.Collections.Generic;
-using System.Collections.Immutable;
 using System.Linq;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.LanguageServices;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/ConstructorSymbolReferenceFinder.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
 using System.Threading;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/EventSymbolReferenceFinder.cs

@@ -2,13 +2,10 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.FindSymbols.Finders
 {

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/ExplicitInterfaceMethodReferenceFinder.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
 using System.Threading;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/ILanguageServiceReferenceFinder.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/IReferenceFinder.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/MethodTypeParameterSymbolReferenceFinder.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/NamedTypeSymbolReferenceFinder.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Immutable;
 using System.Linq;
 using System.Threading;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/NamespaceSymbolReferenceFinder.cs

@@ -2,12 +2,9 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.LanguageServices;
 using Microsoft.CodeAnalysis.Shared.Extensions;
 

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/OperatorSymbolReferenceFinder.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/OrdinaryMethodReferenceFinder.cs

@@ -5,8 +5,6 @@
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.LanguageServices;
-using Microsoft.CodeAnalysis.Shared.Extensions;
 
 namespace Microsoft.CodeAnalysis.FindSymbols.Finders
 {

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/ParameterSymbolReferenceFinder.cs

@@ -11,7 +11,6 @@
 using Microsoft.CodeAnalysis.PooledObjects;
 using Microsoft.CodeAnalysis.Shared.Extensions;
 using Microsoft.CodeAnalysis.Shared.Utilities;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.FindSymbols.Finders
 {

src/Workspaces/Core/Portable/FindSymbols/FindReferences/Finders/TypeParameterSymbolReferenceFinder.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;

src/Workspaces/Core/Portable/FindSymbols/IStreamingFindReferencesProgress.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Shared.Utilities;
 using Microsoft.CodeAnalysis.Text;

src/Workspaces/Core/Portable/FindSymbols/StreamingProgressCollector.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;

src/Workspaces/Core/Portable/FindSymbols/SymbolFinder.FindLiteralsServerCallback.cs

@@ -4,7 +4,6 @@
 
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.Shared.Utilities;
 using Microsoft.CodeAnalysis.Text;
 
 namespace Microsoft.CodeAnalysis.FindSymbols

src/Workspaces/Core/Portable/FindSymbols/SymbolFinder.FindReferencesServerCallback.cs

@@ -6,7 +6,6 @@
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Remote;
-using Microsoft.CodeAnalysis.Shared.Utilities;
 
 namespace Microsoft.CodeAnalysis.FindSymbols
 {

src/Workspaces/Core/Portable/FindSymbols/SymbolFinder_FindReferences_Current.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;
 using System.Threading;

src/Workspaces/Core/Portable/FindSymbols/SymbolFinder_FindRenamableReferences.cs

@@ -2,14 +2,11 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Collections.Generic;
 using System.Collections.Immutable;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.FindSymbols.Finders;
 using Microsoft.CodeAnalysis.Internal.Log;
-using Microsoft.CodeAnalysis.Remote;
 
 namespace Microsoft.CodeAnalysis.FindSymbols
 {

src/Workspaces/Core/Portable/FindSymbols/SymbolFinder_Hierarchy.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.Collections;
 using System.Collections.Generic;
 using System.Collections.Immutable;
 using System.Linq;

src/Workspaces/Core/Portable/FindSymbols/SymbolTree/SymbolTreeInfo.FirstEntityHandleProvider.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Collections.Immutable;
 using System.Reflection.Metadata;
 using System.Reflection.Metadata.Ecma335;

src/Workspaces/Core/Portable/FindSymbols/SyntaxTree/SyntaxTreeIndex_Persistence.cs

@@ -3,8 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
-using System.IO;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Host;

src/Workspaces/Core/Portable/Log/RoslynEventSource.cs

@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System;
 using System.Diagnostics;
 using System.Diagnostics.Tracing;
 using System.Linq;

src/Workspaces/Core/Portable/Options/DocumentOptionSet.cs

@@ -6,7 +6,6 @@
 
 using System.Collections.Generic;
 using System.Diagnostics;
-using System.Diagnostics.CodeAnalysis;
 using Microsoft.CodeAnalysis.Diagnostics;
 
 namespace Microsoft.CodeAnalysis.Options

src/Workspaces/Core/Portable/Options/EditorConfig/EditorConfigDocumentOptionsProviderFactory.cs

@@ -9,7 +9,6 @@
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.ErrorLogger;
 using Roslyn.Utilities;
 using Microsoft.CodeAnalysis.ErrorReporting;
 

src/Workspaces/Core/Portable/Options/OptionServiceFactory.cs

@@ -13,7 +13,6 @@
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Host;
 using Microsoft.CodeAnalysis.Host.Mef;
-using Microsoft.CodeAnalysis.Shared.TestHooks;
 using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Options

src/Workspaces/Core/Portable/PatternMatching/AllLowerCamelCaseMatcher.cs

@@ -4,12 +4,9 @@
 
 using System;
 using System.Collections.Immutable;
-using System.Diagnostics;
 using System.Globalization;
-using System.Threading;
 using Microsoft.CodeAnalysis.PooledObjects;
 using Microsoft.CodeAnalysis.Shared;
-using Microsoft.CodeAnalysis.Shared.Utilities;
 using Microsoft.CodeAnalysis.Text;
 
 namespace Microsoft.CodeAnalysis.PatternMatching

src/Workspaces/Core/Portable/PatternMatching/CamelCaseResult.cs

@@ -4,7 +4,6 @@
 
 using System.Diagnostics;
 using Microsoft.CodeAnalysis.PooledObjects;
-using Microsoft.CodeAnalysis.Shared.Utilities;
 using Microsoft.CodeAnalysis.Text;
 
 namespace Microsoft.CodeAnalysis.PatternMatching

src/Workspaces/Core/Portable/PatternMatching/PatternMatcher.cs

@@ -10,7 +10,6 @@
 using Microsoft.CodeAnalysis.Shared;
 using Microsoft.CodeAnalysis.Shared.Utilities;
 using Microsoft.CodeAnalysis.Text;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.PatternMatching
 {

src/Workspaces/Core/Portable/PatternMatching/PatternMatcherExtensions.cs

@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using Microsoft.CodeAnalysis.PooledObjects;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.PatternMatching
 {

src/Workspaces/Core/Portable/ProjectTelemetry/IProjectTelemetryListener.cs

@@ -4,7 +4,6 @@
 
 #nullable enable
 
-using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 

src/Workspaces/Core/Portable/Recommendations/AbstractRecommendationService.cs

@@ -8,7 +8,6 @@
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.LanguageServices;
 using Microsoft.CodeAnalysis.Options;
 using Microsoft.CodeAnalysis.Shared.Extensions;
 using Microsoft.CodeAnalysis.Shared.Extensions.ContextQuery;

src/Workspaces/Core/Portable/Remote/RemoteArguments.cs

@@ -8,7 +8,6 @@
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.ErrorReporting;
 using Microsoft.CodeAnalysis.FindSymbols;
-using Microsoft.CodeAnalysis.FindSymbols.FindReferences;
 using Microsoft.CodeAnalysis.Text;
 using Roslyn.Utilities;
 

src/Workspaces/Core/Portable/Remote/RemoteHostClient.cs

@@ -8,7 +8,6 @@
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Execution;

src/Workspaces/Core/Portable/Remote/RemoteHostSessionHelpers.cs

@@ -6,11 +6,9 @@
 
 using System;
 using System.Collections.Generic;
-using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.Execution;
-using Microsoft.CodeAnalysis.PooledObjects;
 using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Remote

src/Workspaces/Core/Portable/Rename/ConflictEngine/DeclarationConflictHelpers.cs

@@ -7,7 +7,6 @@
 using System.Collections.Immutable;
 using System.Linq;
 using Microsoft.CodeAnalysis.PooledObjects;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Rename.ConflictEngine
 {

src/Workspaces/Core/Portable/SemanticModelWorkspaceService/SemanticModelWorkspaceServiceFactory.SemanticModelWorkspaceService.cs

@@ -7,7 +7,6 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
-using System.Composition;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.Linq;

src/Workspaces/Core/Portable/Shared/Extensions/DocumentExtensions.cs

@@ -5,10 +5,6 @@
 #nullable enable
 
 using System;
-using System.Collections.Generic;
-using System.Collections.Immutable;
-using System.Diagnostics;
-using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis.ErrorReporting;

src/Workspaces/Core/Portable/Shared/Extensions/IFindReferencesResultExtensions.cs

@@ -6,7 +6,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Collections.Immutable;
 using System.Linq;
 using Microsoft.CodeAnalysis.FindSymbols;
 using Microsoft.CodeAnalysis.LanguageServices;

src/Workspaces/Core/Portable/Shared/Extensions/INamespaceSymbolExtensions.cs

@@ -6,7 +6,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Collections.Immutable;
 using System.Linq;
 using System.Runtime.CompilerServices;
 using System.Threading;

src/Workspaces/Core/Portable/Shared/Extensions/IPropertySymbolExtensions.cs

@@ -9,7 +9,6 @@
 using System.Linq;
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.CodeGeneration;
-using Microsoft.CodeAnalysis.PooledObjects;
 
 namespace Microsoft.CodeAnalysis.Shared.Extensions
 {

src/Workspaces/Core/Portable/Shared/Extensions/ISolutionExtensions.cs

@@ -9,7 +9,6 @@
 using System.Collections.Immutable;
 using System.Threading;
 using System.Threading.Tasks;
-using Microsoft.CodeAnalysis.Diagnostics;
 using Microsoft.CodeAnalysis.PooledObjects;
 using Microsoft.CodeAnalysis.Text;
 using Roslyn.Utilities;

src/Workspaces/Core/Portable/Shared/Extensions/SemanticModelExtensions.cs

@@ -10,7 +10,6 @@
 using System.Threading;
 using Microsoft.CodeAnalysis.LanguageServices;
 using Microsoft.CodeAnalysis.Shared.Utilities;
-using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Shared.Extensions
 {

src/Workspaces/Core/Portable/Shared/Extensions/SolutionExtensions.cs

@@ -4,7 +4,6 @@
 
 #nullable enable
 
-using System;
 using Roslyn.Utilities;
 
 namespace Microsoft.CodeAnalysis.Shared.Extensions