Remove unnecessary reference from ProjectInformation to parent project options panel.

src/AddIns/BackendBindings/CppBinding/CppBinding/Project/ApplicationOptions.cs

@@ -112,7 +112,6 @@ namespace ICSharpCode.CppBinding.Project
 		protected override void Initialize()
 		{
 			base.Initialize();
-			this.projectInformation.SetProjectOptions(this);
 			
 			foreach (IClass c in GetPossibleStartupObjects(base.Project)) {
 				startupObjectComboBox.Items.Add(c.FullyQualifiedName);

src/Main/Base/Project/Src/Gui/Dialogs/OptionPanels/ProjectOptions/ApplicationSettings.xaml.cs

@@ -40,7 +40,6 @@ namespace ICSharpCode.SharpDevelop.Gui.OptionPanels
 		protected override void Initialize()
 		{
 			base.Initialize();
-			this.projectInformation.SetProjectOptions(this);
 			startupObjectComboBox.Items.Clear();
 			foreach (IClass c in GetPossibleStartupObjects(base.Project)) {
 				startupObjectComboBox.Items.Add(c.FullyQualifiedName);

src/Main/Base/Project/Src/Gui/Dialogs/OptionPanels/ProjectOptions/ProjectInformation.xaml.cs

@@ -21,29 +21,14 @@ namespace ICSharpCode.SharpDevelop.Gui.OptionPanels
 	/// <summary>
 	/// Interaction logic for ProjectInformation.xaml
 	/// </summary>
-	public partial class ProjectInformation : UserControl,IProjectUserControl, INotifyPropertyChanged
+	public partial class ProjectInformation : UserControl, INotifyPropertyChanged
 	{
-		private ProjectOptionPanel projectOptions;
-		
 		public ProjectInformation()
 		{
 			InitializeComponent();
 			this.DataContext = this;
 		}
 		
-		public void SetProjectOptions(ProjectOptionPanel projectOptions)
-		{
-			if (projectOptions == null) {
-				throw new ArgumentNullException("projectOptions");
-			}
-			this.projectOptions = projectOptions;
-		}
-		
-		public bool SaveProjectOptions()
-		{
-			throw new NotImplementedException();
-		}
-		
 		private string projectFolder;
 		
 		public string ProjectFolder {