The xml folding parser was not setting the filename in the compilation unit causing the Class Browser to throw an unhandled null reference exception.

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@570 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/DisplayBindings/XmlEditor/Project/Src/Parser.cs

@@ -45,12 +45,14 @@ namespace ICSharpCode.XmlEditor
 		
 		public ICompilationUnit Parse(IProjectContent projectContent, string fileName)
 		{
-			return new DefaultCompilationUnit(projectContent);
+			return Parse(projectContent, fileName, null);
 		}
 		
 		public ICompilationUnit Parse(IProjectContent projectContent, string fileName, string fileContent)
 		{
-			return new DefaultCompilationUnit(projectContent);
+			DefaultCompilationUnit compilationUnit = new DefaultCompilationUnit(projectContent);
+			compilationUnit.FileName = fileName;
+			return compilationUnit;
 		}
 		
 		public bool CanParse(IProject project)