Index: Core/Common/src/Core.Common.Gui/Forms/MainWindow/MainWindow.xaml.cs
===================================================================
diff -u -ra4da6760f40992a5db81766eb5c31e8586bad5ae -rcf4f627d49e3c133f1017502b7fc355d40982032
--- Core/Common/src/Core.Common.Gui/Forms/MainWindow/MainWindow.xaml.cs	(.../MainWindow.xaml.cs)	(revision a4da6760f40992a5db81766eb5c31e8586bad5ae)
+++ Core/Common/src/Core.Common.Gui/Forms/MainWindow/MainWindow.xaml.cs	(.../MainWindow.xaml.cs)	(revision cf4f627d49e3c133f1017502b7fc355d40982032)
@@ -293,7 +293,7 @@
 
             if (propertyGrid == null || propertyGrid.IsDisposed)
             {
-                propertyGrid = new PropertyGridView.PropertyGridView(applicationSelection, gui.PropertyResolver);
+                propertyGrid = new PropertyGridView.PropertyGridView(gui.PropertyResolver);
             }
 
             propertyGrid.Text = Properties.Resources.Properties_Title;
Index: Core/Common/src/Core.Common.Gui/Forms/PropertyGridView/PropertyGridView.cs
===================================================================
diff -u -r650277f75faab8d29b4a07b738f0fd2a99ac7ed3 -rcf4f627d49e3c133f1017502b7fc355d40982032
--- Core/Common/src/Core.Common.Gui/Forms/PropertyGridView/PropertyGridView.cs	(.../PropertyGridView.cs)	(revision 650277f75faab8d29b4a07b738f0fd2a99ac7ed3)
+++ Core/Common/src/Core.Common.Gui/Forms/PropertyGridView/PropertyGridView.cs	(.../PropertyGridView.cs)	(revision cf4f627d49e3c133f1017502b7fc355d40982032)
@@ -29,7 +29,6 @@
 using Core.Common.Controls.Views;
 using Core.Common.Gui.Properties;
 using Core.Common.Gui.PropertyBag;
-using Core.Common.Gui.Selection;
 
 namespace Core.Common.Gui.Forms.PropertyGridView
 {
@@ -52,16 +51,11 @@
         /// <summary>
         /// Initializes a new instance of the <see cref="PropertyGridView"/> class.
         /// </summary>
-        /// <param name="applicationSelection">The application selection mechanism.</param>
         /// <param name="propertyResolver">The class responsible for finding the object properties
         /// for a given data object.</param>
         /// <exception cref="ArgumentNullException">Thrown when any input argument is <c>null</c>.</exception>
-        public PropertyGridView(IApplicationSelection applicationSelection, IPropertyResolver propertyResolver)
+        public PropertyGridView(IPropertyResolver propertyResolver)
         {
-            if (applicationSelection == null)
-            {
-                throw new ArgumentNullException("applicationSelection");
-            }
             if (propertyResolver == null)
             {
                 throw new ArgumentNullException("propertyResolver");
Index: Core/Common/test/Core.Common.Gui.Test/Forms/PropertyGridView/PropertyGridViewTest.cs
===================================================================
diff -u -ra4da6760f40992a5db81766eb5c31e8586bad5ae -rcf4f627d49e3c133f1017502b7fc355d40982032
--- Core/Common/test/Core.Common.Gui.Test/Forms/PropertyGridView/PropertyGridViewTest.cs	(.../PropertyGridViewTest.cs)	(revision a4da6760f40992a5db81766eb5c31e8586bad5ae)
+++ Core/Common/test/Core.Common.Gui.Test/Forms/PropertyGridView/PropertyGridViewTest.cs	(.../PropertyGridViewTest.cs)	(revision cf4f627d49e3c133f1017502b7fc355d40982032)
@@ -24,7 +24,6 @@
 using Core.Common.Base;
 using Core.Common.Controls.Views;
 using Core.Common.Gui.Forms.PropertyGridView;
-using Core.Common.Gui.Selection;
 using NUnit.Framework;
 using Rhino.Mocks;
 
@@ -34,52 +33,25 @@
     public class PropertyGridViewTest
     {
         [Test]
-        public void Constructor_ApplicationSelectionIsNull_ThrowsArgumentNullException()
-        {
-            // Setup
-            var mockRepository = new MockRepository();
-            var propertyResolverStub = mockRepository.Stub<IPropertyResolver>();
-            mockRepository.ReplayAll();
-
-            // Call
-            TestDelegate call = () => new Gui.Forms.PropertyGridView.PropertyGridView(null,
-                                                                                      propertyResolverStub);
-            // Assert
-            string paramName = Assert.Throws<ArgumentNullException>(call).ParamName;
-            Assert.AreEqual("applicationSelection", paramName);
-            mockRepository.VerifyAll();
-        }
-
-        [Test]
         public void Constructor_PropertyResolverIsNull_ThrowsArgumentNullException()
         {
-            // Setup
-            var mockRepository = new MockRepository();
-            var applicationSelectionStub = mockRepository.Stub<IApplicationSelection>();
-            mockRepository.ReplayAll();
-
             // Call
-            TestDelegate call = () => new Gui.Forms.PropertyGridView.PropertyGridView(applicationSelectionStub,
-                                                                                      null);
+            TestDelegate call = () => new Gui.Forms.PropertyGridView.PropertyGridView(null);
             // Assert
             string paramName = Assert.Throws<ArgumentNullException>(call).ParamName;
             Assert.AreEqual("propertyResolver", paramName);
-            mockRepository.VerifyAll();
         }
 
         [Test]
         public void Constructor_ValidParameters_ExpectedValues()
         {
             // Setup
             var mockRepository = new MockRepository();
-            var applicationSelectionStub = mockRepository.Stub<IApplicationSelection>();
             var propertyResolverStub = mockRepository.Stub<IPropertyResolver>();
             mockRepository.ReplayAll();
 
             // Call
-            using (var propertyGridView = new Gui.Forms.PropertyGridView.PropertyGridView(
-                applicationSelectionStub,
-                propertyResolverStub))
+            using (var propertyGridView = new Gui.Forms.PropertyGridView.PropertyGridView(propertyResolverStub))
             {
                 // Assert
                 Assert.IsInstanceOf<PropertyGrid>(propertyGridView);