rebase to tags/beta-2.3.5-pre1

- this is base code of xamarin.forms 2.3.5-pre1  (https://github.com/xamarin/Xamarin.Forms/commit/fc778eb9789f50634d48fb9ad127f211b3fcfcc7)

4 files changed, 35 insertions, 52 deletions

diff --git a/docs/Xamarin.Forms.Core/Xamarin.Forms/Device.xml b/docs/Xamarin.Forms.Core/Xamarin.Forms/Device.xml
index e492c2e0..ef9c9b52 100644
--- a/docs/Xamarin.Forms.Core/Xamarin.Forms/Device.xml
+++ b/docs/Xamarin.Forms.Core/Xamarin.Forms/Device.xml
@@ -287,21 +287,6 @@ Device.BeginInvokeOnMainThread (() => {
         <remarks>To be added.</remarks>
       </Docs>
     </Member>
-    <Member MemberName="macOS">
-      <MemberSignature Language="C#" Value="public const string macOS;" />
-      <MemberSignature Language="ILAsm" Value=".field public static literal string macOS" />
-      <MemberType>Field</MemberType>
-      <AssemblyInfo>
-        <AssemblyVersion>2.0.0.0</AssemblyVersion>
-      </AssemblyInfo>
-      <ReturnValue>
-        <ReturnType>System.String</ReturnType>
-      </ReturnValue>
-      <Docs>
-        <summary>To be added.</summary>
-        <remarks>To be added.</remarks>
-      </Docs>
-    </Member>
     <Member MemberName="OnPlatform">
       <MemberSignature Language="C#" Value="public static void OnPlatform (Action iOS = null, Action Android = null, Action WinPhone = null, Action Default = null);" />
       <MemberSignature Language="ILAsm" Value=".method public static hidebysig void OnPlatform(class System.Action iOS, class System.Action Android, class System.Action WinPhone, class System.Action Default) cil managed" />
diff --git a/docs/Xamarin.Forms.Core/Xamarin.Forms/IOpenGlViewController.xml b/docs/Xamarin.Forms.Core/Xamarin.Forms/IOpenGlViewController.xml
new file mode 100644
index 00000000..10ea52a2
--- /dev/null
+++ b/docs/Xamarin.Forms.Core/Xamarin.Forms/IOpenGlViewController.xml
@@ -0,0 +1,34 @@
+<Type Name="IOpenGlViewController" FullName="Xamarin.Forms.IOpenGlViewController">
+  <TypeSignature Language="C#" Value="public interface IOpenGlViewController : Xamarin.Forms.IViewController" />
+  <TypeSignature Language="ILAsm" Value=".class public interface auto ansi abstract IOpenGlViewController implements class Xamarin.Forms.IElementController, class Xamarin.Forms.IViewController, class Xamarin.Forms.IVisualElementController" />
+  <AssemblyInfo>
+    <AssemblyName>Xamarin.Forms.Core</AssemblyName>
+    <AssemblyVersion>2.0.0.0</AssemblyVersion>
+  </AssemblyInfo>
+  <Interfaces>
+    <Interface>
+      <InterfaceName>Xamarin.Forms.IViewController</InterfaceName>
+    </Interface>
+  </Interfaces>
+  <Docs>
+    <summary>To be added.</summary>
+    <remarks>To be added.</remarks>
+  </Docs>
+  <Members>
+    <Member MemberName="DisplayRequested">
+      <MemberSignature Language="C#" Value="public event EventHandler DisplayRequested;" />
+      <MemberSignature Language="ILAsm" Value=".event class System.EventHandler DisplayRequested" />
+      <MemberType>Event</MemberType>
+      <AssemblyInfo>
+        <AssemblyVersion>2.0.0.0</AssemblyVersion>
+      </AssemblyInfo>
+      <ReturnValue>
+        <ReturnType>System.EventHandler</ReturnType>
+      </ReturnValue>
+      <Docs>
+        <summary>To be added.</summary>
+        <remarks>To be added.</remarks>
+      </Docs>
+    </Member>
+  </Members>
+</Type>
diff --git a/docs/Xamarin.Forms.Core/Xamarin.Forms/NavigationPage.xml b/docs/Xamarin.Forms.Core/Xamarin.Forms/NavigationPage.xml
index fca4c272..31d3543e 100644
--- a/docs/Xamarin.Forms.Core/Xamarin.Forms/NavigationPage.xml
+++ b/docs/Xamarin.Forms.Core/Xamarin.Forms/NavigationPage.xml
@@ -226,42 +226,6 @@
         </remarks>
       </Docs>
     </Member>
-    <Member MemberName="RootPage">
-      <MemberSignature Language="C#" Value="public Xamarin.Forms.Page RootPage { get; }" />
-      <MemberSignature Language="ILAsm" Value=".property instance class Xamarin.Forms.Page RootPage" />
-      <MemberType>Property</MemberType>
-      <AssemblyInfo>
-        <AssemblyVersion>2.0.0.0</AssemblyVersion>
-      </AssemblyInfo>
-      <ReturnValue>
-        <ReturnType>Xamarin.Forms.Page</ReturnType>
-      </ReturnValue>
-      <Docs>
-        <summary>
-          The <see cref="T:Xamarin.Forms.Page" /> that is the root of the navigation stack.
-        </summary>
-        <value>To be added.</value>
-        <remarks>To be added.</remarks>
-      </Docs>
-    </Member>
-    <Member MemberName="RootPageProperty">
-      <MemberSignature Language="C#" Value="public static readonly Xamarin.Forms.BindableProperty RootPageProperty;" />
-      <MemberSignature Language="ILAsm" Value=".field public static initonly class Xamarin.Forms.BindableProperty RootPageProperty" />
-      <MemberType>Field</MemberType>
-      <AssemblyInfo>
-        <AssemblyVersion>2.0.0.0</AssemblyVersion>
-      </AssemblyInfo>
-      <ReturnValue>
-        <ReturnType>Xamarin.Forms.BindableProperty</ReturnType>
-      </ReturnValue>
-      <Docs>
-        <summary>
-          Identifies the <see cref="P:Xamarin.Forms.NavigationPage.RootPage" /> property.
-        </summary>
-        <remarks>
-        </remarks>
-      </Docs>
-    </Member>
     <Member MemberName="GetBackButtonTitle">
       <MemberSignature Language="C#" Value="public static string GetBackButtonTitle (Xamarin.Forms.BindableObject page);" />
       <MemberSignature Language="ILAsm" Value=".method public static hidebysig string GetBackButtonTitle(class Xamarin.Forms.BindableObject page) cil managed" />
diff --git a/docs/Xamarin.Forms.Maps/index.xml b/docs/Xamarin.Forms.Maps/index.xml
index cb165a30..318b3c5e 100644
--- a/docs/Xamarin.Forms.Maps/index.xml
+++ b/docs/Xamarin.Forms.Maps/index.xml
@@ -33,7 +33,7 @@
           <AttributeName>System.Resources.NeutralResourcesLanguage("en")</AttributeName>
         </Attribute>
         <Attribute>
-          <AttributeName>System.Runtime.CompilerServices.InternalsVisibleTo("Xamarin.Forms.Maps.macOS")</AttributeName>
+          <AttributeName>System.Runtime.CompilerServices.CompilationRelaxations(8)</AttributeName>
         </Attribute>
         <Attribute>
           <AttributeName>System.Runtime.CompilerServices.InternalsVisibleTo("Xamarin.Forms.Maps.macOS")</AttributeName>