Delete Visual Studio build files

source/samples/legacy/legacy.vcxproj.filters

Index: source/samples/legacy/legacy.vcxproj.filters
diff --git a/source/samples/legacy/legacy.vcxproj.filters b/source/samples/legacy/legacy.vcxproj.filters
deleted file mode 100644
index 6349bbd3ae5b13a9f1a529b92ba1c713188ebb8b..0000000000000000000000000000000000000000
--- a/source/samples/legacy/legacy.vcxproj.filters
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <Filter Include="Source Files">
-      <UniqueIdentifier>{28feb3e5-286e-4bae-8a94-1831f7734250}</UniqueIdentifier>
-      <Extensions>cpp;c;cxx;rc;def;r;odl;idl;hpj;bat</Extensions>
-    </Filter>
-    <Filter Include="Header Files">
-      <UniqueIdentifier>{82030ac6-467e-4020-a013-5b05ba72e3c8}</UniqueIdentifier>
-      <Extensions>h;hpp;hxx;hm;inl</Extensions>
-    </Filter>
-    <Filter Include="Resource Files">
-      <UniqueIdentifier>{f2650fcf-69b6-4d3c-b3ff-8eb4b63775c9}</UniqueIdentifier>
-      <Extensions>ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe</Extensions>
-    </Filter>
-  </ItemGroup>
-  <ItemGroup>
-    <ClCompile Include="legacy.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="newcol.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="oldcol.cpp">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-  </ItemGroup>
-</Project>