Add socket factory support to udp_server.c
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
index 4606913..a077f0e 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
@@ -339,6 +339,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sockaddr_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sockaddr_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sockaddr_windows.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_factory_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_mutator.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils_posix.h" />
@@ -562,6 +563,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\sockaddr_utils.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_factory_posix.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_mutator.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_utils_common_posix.c">
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
index d658f4d..e8b381c 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
@@ -148,6 +148,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\sockaddr_utils.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_factory_posix.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_mutator.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -836,6 +839,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\sockaddr_windows.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_factory_posix.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\socket_mutator.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>