[Android] Applinks firebase 42 (#1107)

* Android AppLinks updated packages and refactor to comply with Firebase packages

* made nested classes internal

* removed notimplementedexception and added a Console log when on Failure

* removed Firebase init method. Changed Console for Android's native Exception logging

* formatted code styling with Visual Studio Community 2017 for Mac

* [Android] Update nuspec and gallery

* [Packages] Update android support packages for 25.4.0.2

2 files changed, 109 insertions, 53 deletions

diff --git a/Xamarin.Forms.ControlGallery.Android/Xamarin.Forms.ControlGallery.Android.csproj b/Xamarin.Forms.ControlGallery.Android/Xamarin.Forms.ControlGallery.Android.csproj
index 31ef91cb..d978b1df 100644
--- a/Xamarin.Forms.ControlGallery.Android/Xamarin.Forms.ControlGallery.Android.csproj
+++ b/Xamarin.Forms.ControlGallery.Android/Xamarin.Forms.ControlGallery.Android.csproj
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.props" Condition="Exists('..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
@@ -64,12 +65,6 @@
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <NoWarn>
     </NoWarn>
-    <BundleAssemblies>False</BundleAssemblies>
-    <AndroidCreatePackagePerAbi>False</AndroidCreatePackagePerAbi>
-    <AotAssemblies>False</AotAssemblies>
-    <EnableLLVM>False</EnableLLVM>
-    <AndroidEnableMultiDex>False</AndroidEnableMultiDex>
-    <EnableProguard>False</EnableProguard>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -123,52 +118,77 @@
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Xml" />
-    <Reference Include="Xamarin.Android.Support.Animated.Vector.Drawable, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.Animated.Vector.Drawable.23.3.0\lib\MonoAndroid403\Xamarin.Android.Support.Animated.Vector.Drawable.dll</HintPath>
+    <Reference Include="Xamarin.Firebase.AppIndexing, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Xamarin.Firebase.AppIndexing.42.1021.1\lib\MonoAndroid70\Xamarin.Firebase.AppIndexing.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Xamarin.Android.Support.Design, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.Design.23.3.0\lib\MonoAndroid43\Xamarin.Android.Support.Design.dll</HintPath>
+    <Reference Include="Xamarin.Firebase.Common, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Xamarin.Firebase.Common.42.1021.1\lib\MonoAndroid70\Xamarin.Firebase.Common.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Xamarin.Android.Support.v4, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.v4.23.3.0\lib\MonoAndroid403\Xamarin.Android.Support.v4.dll</HintPath>
+    <Reference Include="Xamarin.GooglePlayServices.AppIndexing, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Xamarin.GooglePlayServices.AppIndexing.42.1021.1\lib\MonoAndroid70\Xamarin.GooglePlayServices.AppIndexing.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Xamarin.Android.Support.v7.AppCompat, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.v7.AppCompat.23.3.0\lib\MonoAndroid403\Xamarin.Android.Support.v7.AppCompat.dll</HintPath>
+    <Reference Include="Xamarin.GooglePlayServices.Base, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Base.42.1021.1\lib\MonoAndroid70\Xamarin.GooglePlayServices.Base.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Xamarin.Android.Support.v7.CardView, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.v7.CardView.23.3.0\lib\MonoAndroid403\Xamarin.Android.Support.v7.CardView.dll</HintPath>
+    <Reference Include="Xamarin.GooglePlayServices.Basement, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Basement.42.1021.1\lib\MonoAndroid70\Xamarin.GooglePlayServices.Basement.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Xamarin.Android.Support.v7.MediaRouter, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.v7.MediaRouter.23.3.0\lib\MonoAndroid403\Xamarin.Android.Support.v7.MediaRouter.dll</HintPath>
+    <Reference Include="Xamarin.GooglePlayServices.Tasks, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Xamarin.GooglePlayServices.Tasks.42.1021.1\lib\MonoAndroid70\Xamarin.GooglePlayServices.Tasks.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Xamarin.Android.Support.v7.RecyclerView, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.v7.RecyclerView.23.3.0\lib\MonoAndroid403\Xamarin.Android.Support.v7.RecyclerView.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Xamarin.Insights">
+      <HintPath>..\packages\Xamarin.Insights.1.12.3\lib\MonoAndroid10\Xamarin.Insights.dll</HintPath>
     </Reference>
-    <Reference Include="Xamarin.Android.Support.Vector.Drawable, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.Android.Support.Vector.Drawable.23.3.0\lib\MonoAndroid403\Xamarin.Android.Support.Vector.Drawable.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Xamarin.Android.Support.Annotations">
+      <HintPath>..\packages\Xamarin.Android.Support.Annotations.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Annotations.dll</HintPath>
     </Reference>
-    <Reference Include="Xamarin.GooglePlayServices.Base, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Base.29.0.0.1\lib\MonoAndroid41\Xamarin.GooglePlayServices.Base.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Xamarin.Android.Support.Compat">
+      <HintPath>..\packages\Xamarin.Android.Support.Compat.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Compat.dll</HintPath>
     </Reference>
-    <Reference Include="Xamarin.GooglePlayServices.Basement, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Basement.29.0.0.1\lib\MonoAndroid41\Xamarin.GooglePlayServices.Basement.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Xamarin.Android.Support.Core.UI">
+      <HintPath>..\packages\Xamarin.Android.Support.Core.UI.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Core.UI.dll</HintPath>
     </Reference>
-    <Reference Include="Xamarin.GooglePlayServices.Maps, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Xamarin.GooglePlayServices.Maps.29.0.0.1\lib\MonoAndroid41\Xamarin.GooglePlayServices.Maps.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Xamarin.Android.Support.Core.Utils">
+      <HintPath>..\packages\Xamarin.Android.Support.Core.Utils.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Core.Utils.dll</HintPath>
     </Reference>
-    <Reference Include="Xamarin.Insights">
-      <HintPath>..\packages\Xamarin.Insights.1.12.3\lib\MonoAndroid10\Xamarin.Insights.dll</HintPath>
+    <Reference Include="Xamarin.Android.Support.Media.Compat">
+      <HintPath>..\packages\Xamarin.Android.Support.Media.Compat.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Media.Compat.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.Fragment">
+      <HintPath>..\packages\Xamarin.Android.Support.Fragment.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Fragment.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.Transition">
+      <HintPath>..\packages\Xamarin.Android.Support.Transition.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Transition.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.v4">
+      <HintPath>..\packages\Xamarin.Android.Support.v4.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.v4.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.v7.CardView">
+      <HintPath>..\packages\Xamarin.Android.Support.v7.CardView.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.v7.CardView.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.v7.Palette">
+      <HintPath>..\packages\Xamarin.Android.Support.v7.Palette.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.v7.Palette.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.v7.RecyclerView">
+      <HintPath>..\packages\Xamarin.Android.Support.v7.RecyclerView.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.v7.RecyclerView.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.Vector.Drawable">
+      <HintPath>..\packages\Xamarin.Android.Support.Vector.Drawable.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Vector.Drawable.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.Animated.Vector.Drawable">
+      <HintPath>..\packages\Xamarin.Android.Support.Animated.Vector.Drawable.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Animated.Vector.Drawable.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.v7.AppCompat">
+      <HintPath>..\packages\Xamarin.Android.Support.v7.AppCompat.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.v7.AppCompat.dll</HintPath>
+    </Reference>
+    <Reference Include="Xamarin.Android.Support.Design">
+      <HintPath>..\packages\Xamarin.Android.Support.Design.25.4.0.2\lib\MonoAndroid70\Xamarin.Android.Support.Design.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
@@ -304,18 +324,43 @@
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
   <Import Project="$(SolutionDir)\.nuget\NuGet.targets" Condition="Exists('$(SolutionDir)\.nuget\NuGet.targets')" />
   <Import Project="..\packages\Xamarin.Insights.1.11.4\build\MonoAndroid10\Xamarin.Insights.targets" Condition="Exists('..\packages\Xamarin.Insights.1.11.4\build\MonoAndroid10\Xamarin.Insights.targets')" />
-  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
-    <PropertyGroup>
-      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
-    </PropertyGroup>
-    <Error Condition="!Exists('..\packages\Xamarin.Android.Support.Vector.Drawable.23.3.0\build\Xamarin.Android.Support.Vector.Drawable.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Android.Support.Vector.Drawable.23.3.0\build\Xamarin.Android.Support.Vector.Drawable.targets'))" />
-  </Target>
   <Target Name="BeforeBuild">
     <CreateItem Include="Properties\MapsKey.cs.blank">
       <Output TaskParameter="Include" ItemName="MapsKey" />
     </CreateItem>
     <Copy SourceFiles="@(MapsKey)" DestinationFiles="Properties\MapsKey.cs" Condition="!Exists('Properties\MapsKey.cs')" />
   </Target>
-  <Import Project="..\packages\Xamarin.Android.Support.Vector.Drawable.23.3.0\build\Xamarin.Android.Support.Vector.Drawable.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Vector.Drawable.23.3.0\build\Xamarin.Android.Support.Vector.Drawable.targets')" />
   <Import Project="..\packages\Xamarin.Insights.1.12.3\build\MonoAndroid10\Xamarin.Insights.targets" Condition="Exists('..\packages\Xamarin.Insights.1.12.3\build\MonoAndroid10\Xamarin.Insights.targets')" />
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Basement.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Basement.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Basement.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Basement.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Tasks.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Tasks.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Tasks.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Tasks.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.Firebase.Common.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.Common.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Firebase.Common.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.Common.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.GooglePlayServices.Base.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Base.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.GooglePlayServices.Base.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Base.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.Firebase.AppIndexing.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.AppIndexing.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Firebase.AppIndexing.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.AppIndexing.targets'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.props'))" />
+    <Error Condition="!Exists('..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.targets'))" />
+  </Target>
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Basement.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Basement.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Basement.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Basement.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Tasks.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Tasks.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Tasks.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Tasks.targets')" />
+  <Import Project="..\packages\Xamarin.Firebase.Common.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.Common.targets" Condition="Exists('..\packages\Xamarin.Firebase.Common.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.Common.targets')" />
+  <Import Project="..\packages\Xamarin.GooglePlayServices.Base.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Base.targets" Condition="Exists('..\packages\Xamarin.GooglePlayServices.Base.42.1021.1\build\MonoAndroid70\Xamarin.GooglePlayServices.Base.targets')" />
+  <Import Project="..\packages\Xamarin.Firebase.AppIndexing.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.AppIndexing.targets" Condition="Exists('..\packages\Xamarin.Firebase.AppIndexing.42.1021.1\build\MonoAndroid70\Xamarin.Firebase.AppIndexing.targets')" />
+  <Import Project="..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.targets" Condition="Exists('..\packages\Xamarin.Build.Download.0.4.7\build\Xamarin.Build.Download.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Compat.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Compat.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Compat.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Compat.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Core.UI.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Core.UI.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Core.UI.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Core.UI.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Core.Utils.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Core.Utils.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Core.Utils.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Core.Utils.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Media.Compat.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Media.Compat.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Media.Compat.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Media.Compat.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Fragment.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Fragment.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Fragment.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Fragment.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Transition.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Transition.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Transition.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Transition.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.v4.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v4.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v4.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v4.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.v7.CardView.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.CardView.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v7.CardView.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.CardView.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.v7.Palette.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.Palette.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v7.Palette.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.Palette.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.v7.RecyclerView.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.RecyclerView.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v7.RecyclerView.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.RecyclerView.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Vector.Drawable.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Vector.Drawable.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Vector.Drawable.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Vector.Drawable.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Animated.Vector.Drawable.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Animated.Vector.Drawable.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Animated.Vector.Drawable.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Animated.Vector.Drawable.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.v7.AppCompat.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.AppCompat.targets" Condition="Exists('..\packages\Xamarin.Android.Support.v7.AppCompat.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.v7.AppCompat.targets')" />
+  <Import Project="..\packages\Xamarin.Android.Support.Design.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Design.targets" Condition="Exists('..\packages\Xamarin.Android.Support.Design.25.4.0.2\build\MonoAndroid70\Xamarin.Android.Support.Design.targets')" />
 </Project>
\ No newline at end of file
diff --git a/Xamarin.Forms.ControlGallery.Android/packages.config b/Xamarin.Forms.ControlGallery.Android/packages.config
index 3dfba0a7..625599ba 100644
--- a/Xamarin.Forms.ControlGallery.Android/packages.config
+++ b/Xamarin.Forms.ControlGallery.Android/packages.config
@@ -1,15 +1,26 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Xamarin.Android.Support.Animated.Vector.Drawable" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.Android.Support.Design" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.Android.Support.v4" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.Android.Support.v7.AppCompat" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.Android.Support.v7.CardView" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.Android.Support.v7.MediaRouter" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.Android.Support.v7.RecyclerView" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.Android.Support.Vector.Drawable" version="23.3.0" targetFramework="monoandroid60" />
-  <package id="Xamarin.GooglePlayServices.Base" version="29.0.0.1" targetFramework="monoandroid60" />
-  <package id="Xamarin.GooglePlayServices.Basement" version="29.0.0.1" targetFramework="monoandroid60" />
-  <package id="Xamarin.GooglePlayServices.Maps" version="29.0.0.1" targetFramework="monoandroid60" />
+  <package id="Xamarin.Android.Support.Animated.Vector.Drawable" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Annotations" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Compat" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Core.UI" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Core.Utils" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Design" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Fragment" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Media.Compat" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Transition" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.v4" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.v7.AppCompat" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.v7.CardView" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.v7.Palette" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.v7.RecyclerView" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Android.Support.Vector.Drawable" version="25.4.0.2" targetFramework="monoandroid71" />
+  <package id="Xamarin.Build.Download" version="0.4.7" targetFramework="monoandroid71" />
+  <package id="Xamarin.Firebase.AppIndexing" version="42.1021.1" targetFramework="monoandroid71" />
+  <package id="Xamarin.Firebase.Common" version="42.1021.1" targetFramework="monoandroid71" />
+  <package id="Xamarin.GooglePlayServices.AppIndexing" version="42.1021.1" targetFramework="monoandroid71" />
+  <package id="Xamarin.GooglePlayServices.Base" version="42.1021.1" targetFramework="monoandroid71" />
+  <package id="Xamarin.GooglePlayServices.Basement" version="42.1021.1" targetFramework="monoandroid71" />
+  <package id="Xamarin.GooglePlayServices.Tasks" version="42.1021.1" targetFramework="monoandroid71" />
   <package id="Xamarin.Insights" version="1.12.3" targetFramework="monoandroid70" />
 </packages>
\ No newline at end of file