Change Signature - add narration to removed parameters

src/VisualStudio/Core/Def/ChangeSignature/ChangeSignatureDialog.xaml

@@ -210,7 +210,14 @@
                         </DataGridTextColumn.HeaderStyle>
                         <DataGridTextColumn.CellStyle>
                             <Style TargetType="DataGridCell" BasedOn="{StaticResource DataGridCellStyle}">
-                                <Setter Property="AutomationProperties.Name" Value="{Binding FullAutomationText}"/>
+                                <Style.Triggers>
+                                    <DataTrigger Binding="{Binding IsRemoved}" Value="False">
+                                        <Setter Property="AutomationProperties.Name" Value="{Binding FullAutomationText}"/>
+                                    </DataTrigger>
+                                    <DataTrigger Binding="{Binding IsRemoved}" Value="True">
+                                        <Setter Property="AutomationProperties.Name" Value="{Binding RemovedParameterAutomationText}"/>
+                                    </DataTrigger>
+                                </Style.Triggers>
                             </Style>
                         </DataGridTextColumn.CellStyle>
                     </DataGridTextColumn>

src/VisualStudio/Core/Def/ChangeSignature/ChangeSignatureDialogViewModel.ParameterViewModels.cs

@@ -93,6 +93,14 @@ public bool NeedsBottomBorder
         }
 
         public virtual string CallSiteValue => string.Empty;
+
+        public string RemovedParameterAutomationText
+        {
+            get
+            {
+                return string.Format(ServicesVSResources.Removed_0, FullAutomationText);
+            }
+        }
     }
 
     public sealed class AddedParameterViewModel : ParameterViewModel

src/VisualStudio/Core/Def/ServicesVSResources.resx

@@ -1898,4 +1898,8 @@ Additional information: {1}</value>
   <data name="Code_preview" xml:space="preserve">
     <value>Code preview</value>
   </data>
+  <data name="Removed_0" xml:space="preserve">
+    <value>Removed {0}</value>
+    <comment>{0} is a modifier, type, and parameter name</comment>
+  </data>
 </root>