adding issue 9210 to shared issues (#11701)

* adding issue to shared issues

* adding issue instructions

Co-authored-by: Samantha Houts <samhouts@users.noreply.github.com>

fixes #9210

Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Issue9210.cs

@@ -0,0 +1,22 @@
+using Xamarin.Forms.CustomAttributes;
+using Xamarin.Forms.Internals;
+
+namespace Xamarin.Forms.Controls.Issues
+{
+	[Preserve(AllMembers = true)]
+	[Issue(IssueTracker.Github, 9210, "[Bug] iOS keyboard case flickers when switching entries", PlatformAffected.iOS)]
+	public class Issue9210 : TestContentPage
+	{
+		const string IssueInstructions = "1) Tap into one of the Entries.\n2) Tap into the other Entry.\n3) If things are working, the keyboard should not flicker.";
+
+		protected override void Init()
+		{
+			var stackLayout = new StackLayout();
+			stackLayout.Children.Add(new Label() { Text = IssueInstructions });
+			stackLayout.Children.Add(new Entry() { Text="Some demo text." });
+			stackLayout.Children.Add(new Entry() { Text = "Some other demo text." });
+
+			Content = stackLayout;
+		}
+	}
+}

Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/Xamarin.Forms.Controls.Issues.Shared.projitems

@@ -1472,6 +1472,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Issue11430.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Issue11247.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Issue10608.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Issue9210.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Issue11865.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Issue11653.xaml.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Issue11869.cs" />