__is_trivially_copyable now supplied by clang

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@131271 91177308-0d34-0410-b5e6-96231b3b80d8

www/type_traits_design.html

@@ -235,7 +235,7 @@ changed.  Please see:
 
 <tr>
 <td><tt>is_trivially_copyable&lt;T&gt;</tt></td>
-<td bgcolor="#FF5965"><tt>__is_trivially_copyable(T)</tt></td>
+<td bgcolor="#80FF80"><tt>__is_trivially_copyable(T)</tt></td>
 </tr>
 
 <tr>