Fix a couple of compiler warnings.

src/AddIns/BackendBindings/WixBinding/Project/Src/Project/WixProject.cs

@@ -6,11 +6,8 @@ using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.ComponentModel;
 using System.Diagnostics;
-using System.IO;
-using ICSharpCode.Core;
 using ICSharpCode.Core;
 using ICSharpCode.SharpDevelop;
-using ICSharpCode.SharpDevelop.Dom;
 using ICSharpCode.SharpDevelop.Project;
 using Microsoft.Build.Exceptions;
 

src/AddIns/BackendBindings/XamlBinding/XamlBinding.Tests/TextEditorBasedTests.cs

@@ -1,7 +1,6 @@
 // Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt)
 // This code is distributed under the GNU LGPL (for details please see \doc\license.txt)
 
-using System;
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/AddIns/BackendBindings/XamlBinding/XamlBinding.Tests/XamlBinding.Tests.csproj

@@ -71,9 +71,6 @@
     </Reference>
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="..\..\..\..\Main\GlobalAssemblyInfo.cs">
-      <Link>GlobalAssemblyInfo.cs</Link>
-    </Compile>
     <Compile Include="CodeCompletionTests.cs" />
     <Compile Include="CodeInsertionTests.cs" />
     <Compile Include="CompletionTestsBase.xaml.cs">

src/AddIns/Misc/SearchAndReplace/Project/Engine/SearchLocation.cs

@@ -67,7 +67,7 @@ namespace SearchAndReplace
 					if (ProjectService.CurrentProject == null)
 						break;
 					foreach (FileProjectItem item in ProjectService.CurrentProject.Items.OfType<FileProjectItem>())
-						files.Add(new FileName(item.FileName));
+						files.Add(item.FileName);
 					break;
 				case SearchTarget.WholeSolution:
 					if (ProjectService.OpenSolution == null)
@@ -75,7 +75,7 @@ namespace SearchAndReplace
 					foreach (var item in ProjectService.OpenSolution.AllItems.OfType<ISolutionFileItem>())
 						files.Add(item.FileName);
 					foreach (var item in ProjectService.OpenSolution.Projects.SelectMany(p => p.Items).OfType<FileProjectItem>())
-						files.Add(new FileName(item.FileName));
+						files.Add(item.FileName);
 					break;
 				case SearchTarget.Directory:
 					if (!Directory.Exists(BaseDirectory))