From e851484147e6cad5cc99043f0b980ee3cadd9589 Mon Sep 17 00:00:00 2001
From: Stephen Toub <stoub@microsoft.com>
Date: Tue, 1 Oct 2019 15:43:41 -0400
Subject: [PATCH] Remove unnecessary dependencies from System.Net.Http
 (dotnet/corefx#41470)

Commit migrated from https://github.com/dotnet/corefx/commit/e4cfb1761f20b182919db2aeb6ba92b48492c469
---
 .../System.Net.Http/src/System.Net.Http.csproj   | 16 +++-------------
 .../src/System/Net/Http/HttpRuleParser.cs        |  4 ----
 2 files changed, 3 insertions(+), 17 deletions(-)

diff --git a/src/libraries/System.Net.Http/src/System.Net.Http.csproj b/src/libraries/System.Net.Http/src/System.Net.Http.csproj
index ac4899491820e..cfec040a526be 100644
--- a/src/libraries/System.Net.Http/src/System.Net.Http.csproj
+++ b/src/libraries/System.Net.Http/src/System.Net.Http.csproj
@@ -655,24 +655,20 @@
     <Compile Include="System\Net\Http\SocketsHttpHandler\SystemProxyInfo.uap.cs" />
     <Compile Include="uap\System\Net\HttpClientHandler.cs" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetGroup)' == 'netcoreapp'">
-    <Reference Include="System.Net.NameResolution" />
-  </ItemGroup>
-  <ItemGroup Condition="'$(TargetGroup)' == 'netcoreapp' OR '$(TargetGroup)' == 'uap'">
+  <ItemGroup>
     <Reference Include="Microsoft.Win32.Primitives" />
     <Reference Include="System.Buffers" />
     <Reference Include="System.Collections" />
     <Reference Include="System.Collections.Concurrent" />
     <Reference Include="System.Collections.NonGeneric" />
-    <Reference Include="System.Console" />
-    <Reference Include="System.Diagnostics.Contracts" />
     <Reference Include="System.Diagnostics.Debug" />
     <Reference Include="System.Diagnostics.DiagnosticSource" />
     <Reference Include="System.Diagnostics.Tools" />
     <Reference Include="System.Diagnostics.Tracing" />
     <Reference Include="System.IO.Compression" />
     <Reference Include="System.Memory" />
-    <Reference Include="System.Net.NetworkInformation" />
+    <Reference Include="System.Net.NameResolution" />
+    <Reference Include="System.Net.NetworkInformation" Condition="'$(TargetsWindows)' == 'true'" />
     <Reference Include="System.Net.Primitives" />
     <Reference Include="System.Net.Security" />
     <Reference Include="System.Net.Sockets" />
@@ -680,20 +676,14 @@
     <Reference Include="System.Runtime" />
     <Reference Include="System.Runtime.Extensions" />
     <Reference Include="System.Runtime.InteropServices" />
-    <Reference Include="System.Security.Claims" />
     <Reference Include="System.Security.Cryptography.Algorithms" />
     <Reference Include="System.Security.Cryptography.Csp" />
     <Reference Include="System.Security.Cryptography.Encoding" />
     <Reference Include="System.Security.Cryptography.Primitives" />
     <Reference Include="System.Security.Cryptography.X509Certificates" />
     <Reference Include="System.Security.Principal.Windows" />
-    <Reference Include="System.Text.Encoding" />
-    <Reference Include="System.Text.Encoding.Extensions" />
     <Reference Include="System.Threading" />
-    <Reference Include="System.Threading.Thread" />
-    <Reference Include="System.Threading.ThreadPool" />
     <Reference Include="System.Threading.Tasks" />
-    <Reference Include="System.Threading.Tasks.Extensions" />
     <Reference Include="System.Threading.Timer" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetGroup)' == 'netcoreapp'">
diff --git a/src/libraries/System.Net.Http/src/System/Net/Http/HttpRuleParser.cs b/src/libraries/System.Net.Http/src/System/Net/Http/HttpRuleParser.cs
index a6a932fe729f0..2ddaf226e7af3 100644
--- a/src/libraries/System.Net.Http/src/System/Net/Http/HttpRuleParser.cs
+++ b/src/libraries/System.Net.Http/src/System/Net/Http/HttpRuleParser.cs
@@ -3,7 +3,6 @@
 // See the LICENSE file in the project root for more information.
 
 using System.Diagnostics;
-using System.Diagnostics.Contracts;
 using System.Globalization;
 using System.Text;
 
@@ -71,7 +70,6 @@ internal static bool IsTokenChar(char character)
             return s_tokenChars[character];
         }
 
-        [Pure]
         internal static int GetTokenLength(string input, int startIndex)
         {
             Debug.Assert(input != null);
@@ -94,7 +92,6 @@ internal static int GetTokenLength(string input, int startIndex)
             return input.Length - startIndex;
         }
 
-        [Pure]
         internal static bool IsToken(string input)
         {
             for (int i = 0; i < input.Length; i++)
@@ -108,7 +105,6 @@ internal static bool IsToken(string input)
             return true;
         }
 
-        [Pure]
         internal static bool IsToken(ReadOnlySpan<byte> input)
         {
             for (int i = 0; i < input.Length; i++)